25409538

素因数分解:

$2^1\times 3^5\times 7^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1$

素因数の和:139

約数の個数: 144

約数和(自身を含む): 73198944

約数和(自身を除く): 47789406

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 27, 33, 42, 49, 54, 63, 66, 77, 81, 97, 98, 99, 126, 147, 154, 162, 189, 194, 198, 231, 243, 291, 294, 297, 378, 441, 462, 486, 539, 567, 582, 594, 679, 693, 873, 882, 891, 1067, 1078, 1134, 1323, 1358, 1386, 1617, 1701, 1746, 1782, 2037, 2079, 2134, 2619, 2646, 2673, 3201, 3234, 3402, 3969, 4074, 4158, 4753, 4851, 5238, 5346, 6111, 6237, 6402, 7469, 7857, 7938, 9506, 9603, 9702, 11907, 12222, 12474, 14259, 14553, 14938, 15714, 18333, 18711, 19206, 22407, 23571, 23814, 28518, 28809, 29106, 36666, 37422, 42777, 43659, 44814, 47142, 52283, 54999, 57618, 67221, 85554, 86427, 87318, 104566, 109998, 128331, 130977, 134442, 156849, 164997, 172854, 201663, 256662, 259281, 261954, 313698, 329994, 384993, 403326, 470547, 518562, 604989, 769986, 941094, 1154979, 1209978, 1411641, 1814967, 2309958, 2823282, 3629934, 4234923, 8469846, 12704769, 25409538]

約数ペア:

[(1, 25409538), (2, 12704769), (3, 8469846), (6, 4234923), (7, 3629934), (9, 2823282), (11, 2309958), (14, 1814967), (18, 1411641), (21, 1209978), (22, 1154979), (27, 941094), (33, 769986), (42, 604989), (49, 518562), (54, 470547), (63, 403326), (66, 384993), (77, 329994), (81, 313698), (97, 261954), (98, 259281), (99, 256662), (126, 201663), (147, 172854), (154, 164997), (162, 156849), (189, 134442), (194, 130977), (198, 128331), (231, 109998), (243, 104566), (291, 87318), (294, 86427), (297, 85554), (378, 67221), (441, 57618), (462, 54999), (486, 52283), (539, 47142), (567, 44814), (582, 43659), (594, 42777), (679, 37422), (693, 36666), (873, 29106), (882, 28809), (891, 28518), (1067, 23814), (1078, 23571), (1134, 22407), (1323, 19206), (1358, 18711), (1386, 18333), (1617, 15714), (1701, 14938), (1746, 14553), (1782, 14259), (2037, 12474), (2079, 12222), (2134, 11907), (2619, 9702), (2646, 9603), (2673, 9506), (3201, 7938), (3234, 7857), (3402, 7469), (3969, 6402), (4074, 6237), (4158, 6111), (4753, 5346), (4851, 5238)]