71220079

素因数分解:

$7^2\times {\mathrm{37}}^1\times {\mathrm{163}}^1\times {\mathrm{241}}^1$

素因数の和:455

約数の個数: 24

約数和(自身を含む): 85964208

約数和(自身を除く): 14744129

約数列:

[1, 7, 37, 49, 163, 241, 259, 1141, 1687, 1813, 6031, 7987, 8917, 11809, 39283, 42217, 62419, 274981, 295519, 436933, 1453471, 1924867, 10174297, 71220079]

約数ペア:

[(1, 71220079), (7, 10174297), (37, 1924867), (49, 1453471), (163, 436933), (241, 295519), (259, 274981), (1141, 62419), (1687, 42217), (1813, 39283), (6031, 11809), (7987, 8917)]