31062213

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{97}}^1$

素因数の和:163

約数の個数: 96

約数和(自身を含む): 61641216

約数和(自身を除く): 30579003

約数列:

[1, 3, 7, 9, 13, 17, 21, 23, 39, 51, 63, 69, 91, 97, 117, 119, 153, 161, 207, 221, 273, 291, 299, 357, 391, 483, 663, 679, 819, 873, 897, 1071, 1173, 1261, 1449, 1547, 1649, 1989, 2037, 2093, 2231, 2691, 2737, 3519, 3783, 4641, 4947, 5083, 6111, 6279, 6693, 8211, 8827, 11349, 11543, 13923, 14841, 15249, 15617, 18837, 20079, 21437, 24633, 26481, 29003, 34629, 35581, 37927, 45747, 46851, 64311, 79443, 87009, 103887, 106743, 113781, 140553, 150059, 192933, 203021, 261027, 265489, 320229, 341343, 450177, 493051, 609063, 796467, 1350531, 1479153, 1827189, 2389401, 3451357, 4437459, 10354071, 31062213]

約数ペア:

[(1, 31062213), (3, 10354071), (7, 4437459), (9, 3451357), (13, 2389401), (17, 1827189), (21, 1479153), (23, 1350531), (39, 796467), (51, 609063), (63, 493051), (69, 450177), (91, 341343), (97, 320229), (117, 265489), (119, 261027), (153, 203021), (161, 192933), (207, 150059), (221, 140553), (273, 113781), (291, 106743), (299, 103887), (357, 87009), (391, 79443), (483, 64311), (663, 46851), (679, 45747), (819, 37927), (873, 35581), (897, 34629), (1071, 29003), (1173, 26481), (1261, 24633), (1449, 21437), (1547, 20079), (1649, 18837), (1989, 15617), (2037, 15249), (2093, 14841), (2231, 13923), (2691, 11543), (2737, 11349), (3519, 8827), (3783, 8211), (4641, 6693), (4947, 6279), (5083, 6111)]