250838497

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{379}}^1\times {\mathrm{1039}}^1$

素因数の和:1445

約数の個数: 24

約数和(自身を含む): 315369600

約数和(自身を除く): 64531103

約数列:

[1, 7, 13, 49, 91, 379, 637, 1039, 2653, 4927, 7273, 13507, 18571, 34489, 50911, 94549, 241423, 393781, 661843, 2756467, 5119153, 19295269, 35834071, 250838497]

約数ペア:

[(1, 250838497), (7, 35834071), (13, 19295269), (49, 5119153), (91, 2756467), (379, 661843), (637, 393781), (1039, 241423), (2653, 94549), (4927, 50911), (7273, 34489), (13507, 18571)]