31971863

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{2579}}^1$

素因数の和:2627

約数の個数: 24

約数和(自身を含む): 42353280

約数和(自身を除く): 10381417

約数列:

[1, 7, 11, 23, 49, 77, 161, 253, 539, 1127, 1771, 2579, 12397, 18053, 28369, 59317, 126371, 198583, 415219, 652487, 1390081, 2906533, 4567409, 31971863]

約数ペア:

[(1, 31971863), (7, 4567409), (11, 2906533), (23, 1390081), (49, 652487), (77, 415219), (161, 198583), (253, 126371), (539, 59317), (1127, 28369), (1771, 18053), (2579, 12397)]