31044538

素因数分解:

$2^1\times 7^2\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1$

素因数の和:251

約数の個数: 48

約数和(自身を含む): 56881440

約数和(自身を除く): 25836902

約数列:

[1, 2, 7, 14, 43, 49, 53, 86, 98, 106, 139, 278, 301, 371, 602, 742, 973, 1946, 2107, 2279, 2597, 4214, 4558, 5194, 5977, 6811, 7367, 11954, 13622, 14734, 15953, 31906, 41839, 51569, 83678, 103138, 111671, 223342, 292873, 316781, 360983, 585746, 633562, 721966, 2217467, 4434934, 15522269, 31044538]

約数ペア:

[(1, 31044538), (2, 15522269), (7, 4434934), (14, 2217467), (43, 721966), (49, 633562), (53, 585746), (86, 360983), (98, 316781), (106, 292873), (139, 223342), (278, 111671), (301, 103138), (371, 83678), (602, 51569), (742, 41839), (973, 31906), (1946, 15953), (2107, 14734), (2279, 13622), (2597, 11954), (4214, 7367), (4558, 6811), (5194, 5977)]