31809414

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1$

素因数の和:214

約数の個数: 128

約数和(自身を含む): 87091200

約数和(自身を除く): 55281786

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 21, 23, 26, 34, 39, 42, 46, 51, 69, 78, 91, 102, 119, 138, 149, 161, 182, 221, 238, 273, 298, 299, 322, 357, 391, 442, 447, 483, 546, 598, 663, 714, 782, 894, 897, 966, 1043, 1173, 1326, 1547, 1794, 1937, 2086, 2093, 2346, 2533, 2737, 3094, 3129, 3427, 3874, 4186, 4641, 5066, 5083, 5474, 5811, 6258, 6279, 6854, 7599, 8211, 9282, 10166, 10281, 11622, 12558, 13559, 15198, 15249, 16422, 17731, 20562, 23989, 27118, 30498, 32929, 35462, 35581, 40677, 44551, 47978, 53193, 58259, 65858, 71162, 71967, 81354, 89102, 98787, 106386, 106743, 116518, 133653, 143934, 174777, 197574, 213486, 230503, 267306, 311857, 349554, 407813, 461006, 623714, 691509, 757367, 815626, 935571, 1223439, 1383018, 1514734, 1871142, 2272101, 2446878, 4544202, 5301569, 10603138, 15904707, 31809414]

約数ペア:

[(1, 31809414), (2, 15904707), (3, 10603138), (6, 5301569), (7, 4544202), (13, 2446878), (14, 2272101), (17, 1871142), (21, 1514734), (23, 1383018), (26, 1223439), (34, 935571), (39, 815626), (42, 757367), (46, 691509), (51, 623714), (69, 461006), (78, 407813), (91, 349554), (102, 311857), (119, 267306), (138, 230503), (149, 213486), (161, 197574), (182, 174777), (221, 143934), (238, 133653), (273, 116518), (298, 106743), (299, 106386), (322, 98787), (357, 89102), (391, 81354), (442, 71967), (447, 71162), (483, 65858), (546, 58259), (598, 53193), (663, 47978), (714, 44551), (782, 40677), (894, 35581), (897, 35462), (966, 32929), (1043, 30498), (1173, 27118), (1326, 23989), (1547, 20562), (1794, 17731), (1937, 16422), (2086, 15249), (2093, 15198), (2346, 13559), (2533, 12558), (2737, 11622), (3094, 10281), (3129, 10166), (3427, 9282), (3874, 8211), (4186, 7599), (4641, 6854), (5066, 6279), (5083, 6258), (5474, 5811)]