31997196

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:149

約数の個数: 216

約数和(自身を含む): 109798416

約数和(自身を除く): 77801220

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 17, 18, 21, 22, 28, 33, 34, 36, 42, 44, 49, 51, 63, 66, 68, 77, 84, 97, 98, 99, 102, 119, 126, 132, 147, 153, 154, 187, 194, 196, 198, 204, 231, 238, 252, 291, 294, 306, 308, 357, 374, 388, 396, 441, 462, 476, 539, 561, 582, 588, 612, 679, 693, 714, 748, 833, 873, 882, 924, 1067, 1071, 1078, 1122, 1164, 1309, 1358, 1386, 1428, 1617, 1649, 1666, 1683, 1746, 1764, 2037, 2134, 2142, 2156, 2244, 2499, 2618, 2716, 2772, 3201, 3234, 3298, 3332, 3366, 3492, 3927, 4074, 4268, 4284, 4753, 4851, 4947, 4998, 5236, 6111, 6402, 6468, 6596, 6732, 7469, 7497, 7854, 8148, 9163, 9506, 9603, 9702, 9894, 9996, 11543, 11781, 12222, 12804, 14259, 14841, 14938, 14994, 15708, 18139, 18326, 19012, 19206, 19404, 19788, 22407, 23086, 23562, 24444, 27489, 28518, 29682, 29876, 29988, 34629, 36278, 36652, 38412, 42777, 44814, 46172, 47124, 52283, 54417, 54978, 57036, 59364, 67221, 69258, 72556, 80801, 82467, 85554, 89628, 103887, 104566, 108834, 109956, 126973, 134442, 138516, 156849, 161602, 163251, 164934, 171108, 207774, 209132, 217668, 242403, 253946, 268884, 313698, 323204, 326502, 329868, 380919, 415548, 470547, 484806, 507892, 627396, 653004, 727209, 761838, 888811, 941094, 969612, 1142757, 1454418, 1523676, 1777622, 1882188, 2285514, 2666433, 2908836, 3555244, 4571028, 5332866, 7999299, 10665732, 15998598, 31997196]

約数ペア:

[(1, 31997196), (2, 15998598), (3, 10665732), (4, 7999299), (6, 5332866), (7, 4571028), (9, 3555244), (11, 2908836), (12, 2666433), (14, 2285514), (17, 1882188), (18, 1777622), (21, 1523676), (22, 1454418), (28, 1142757), (33, 969612), (34, 941094), (36, 888811), (42, 761838), (44, 727209), (49, 653004), (51, 627396), (63, 507892), (66, 484806), (68, 470547), (77, 415548), (84, 380919), (97, 329868), (98, 326502), (99, 323204), (102, 313698), (119, 268884), (126, 253946), (132, 242403), (147, 217668), (153, 209132), (154, 207774), (187, 171108), (194, 164934), (196, 163251), (198, 161602), (204, 156849), (231, 138516), (238, 134442), (252, 126973), (291, 109956), (294, 108834), (306, 104566), (308, 103887), (357, 89628), (374, 85554), (388, 82467), (396, 80801), (441, 72556), (462, 69258), (476, 67221), (539, 59364), (561, 57036), (582, 54978), (588, 54417), (612, 52283), (679, 47124), (693, 46172), (714, 44814), (748, 42777), (833, 38412), (873, 36652), (882, 36278), (924, 34629), (1067, 29988), (1071, 29876), (1078, 29682), (1122, 28518), (1164, 27489), (1309, 24444), (1358, 23562), (1386, 23086), (1428, 22407), (1617, 19788), (1649, 19404), (1666, 19206), (1683, 19012), (1746, 18326), (1764, 18139), (2037, 15708), (2134, 14994), (2142, 14938), (2156, 14841), (2244, 14259), (2499, 12804), (2618, 12222), (2716, 11781), (2772, 11543), (3201, 9996), (3234, 9894), (3298, 9702), (3332, 9603), (3366, 9506), (3492, 9163), (3927, 8148), (4074, 7854), (4268, 7497), (4284, 7469), (4753, 6732), (4851, 6596), (4947, 6468), (4998, 6402), (5236, 6111)]