1398007501

素因数分解:

${\mathrm{11}}^2\times {\mathrm{191}}^1\times {\mathrm{241}}^1\times {\mathrm{251}}^1$

素因数の和:705

約数の個数: 24

約数和(自身を含む): 1557287424

約数和(自身を除く): 159279923

約数列:

[1, 11, 121, 191, 241, 251, 2101, 2651, 2761, 23111, 29161, 30371, 46031, 47941, 60491, 506341, 527351, 665401, 5569751, 5800861, 7319411, 11553781, 127091591, 1398007501]

約数ペア:

[(1, 1398007501), (11, 127091591), (121, 11553781), (191, 7319411), (241, 5800861), (251, 5569751), (2101, 665401), (2651, 527351), (2761, 506341), (23111, 60491), (29161, 47941), (30371, 46031)]