31900539

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{22481}}^1$

素因数の和:22538

約数の個数: 16

約数和(自身を含む): 47481984

約数和(自身を除く): 15581445

約数列:

[1, 3, 11, 33, 43, 129, 473, 1419, 22481, 67443, 247291, 741873, 966683, 2900049, 10633513, 31900539]

約数ペア:

[(1, 31900539), (3, 10633513), (11, 2900049), (33, 966683), (43, 741873), (129, 247291), (473, 67443), (1419, 22481)]