316521

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{617}}^1$

素因数の和:645

約数の個数: 16

約数和(自身を含む): 494400

約数和(自身を除く): 177879

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 617, 1851, 5553, 11723, 16659, 35169, 105507, 316521]

約数ペア:

[(1, 316521), (3, 105507), (9, 35169), (19, 16659), (27, 11723), (57, 5553), (171, 1851), (513, 617)]