25465986

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2221}}^1$

素因数の和:2256

約数の個数: 72

約数和(自身を含む): 69153084

約数和(自身を除く): 43687098

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 39, 42, 49, 63, 78, 91, 98, 117, 126, 147, 182, 234, 273, 294, 441, 546, 637, 819, 882, 1274, 1638, 1911, 2221, 3822, 4442, 5733, 6663, 11466, 13326, 15547, 19989, 28873, 31094, 39978, 46641, 57746, 86619, 93282, 108829, 139923, 173238, 202111, 217658, 259857, 279846, 326487, 404222, 519714, 606333, 652974, 979461, 1212666, 1414777, 1818999, 1958922, 2829554, 3637998, 4244331, 8488662, 12732993, 25465986]

約数ペア:

[(1, 25465986), (2, 12732993), (3, 8488662), (6, 4244331), (7, 3637998), (9, 2829554), (13, 1958922), (14, 1818999), (18, 1414777), (21, 1212666), (26, 979461), (39, 652974), (42, 606333), (49, 519714), (63, 404222), (78, 326487), (91, 279846), (98, 259857), (117, 217658), (126, 202111), (147, 173238), (182, 139923), (234, 108829), (273, 93282), (294, 86619), (441, 57746), (546, 46641), (637, 39978), (819, 31094), (882, 28873), (1274, 19989), (1638, 15547), (1911, 13326), (2221, 11466), (3822, 6663), (4442, 5733)]