315006909

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{789491}}^1$

素因数の和:789520

約数の個数: 16

約数和(自身を含む): 505274880

約数和(自身を除く): 190267971

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 789491, 2368473, 5526437, 15000329, 16579311, 45000987, 105002303, 315006909]

約数ペア:

[(1, 315006909), (3, 105002303), (7, 45000987), (19, 16579311), (21, 15000329), (57, 5526437), (133, 2368473), (399, 789491)]