138864621

素因数分解:

$3^1\times 7^1\times {\mathrm{6612601}}^1$

素因数の和:6612611

約数の個数: 8

約数和(自身を含む): 211603264

約数和(自身を除く): 72738643

約数列:

[1, 3, 7, 21, 6612601, 19837803, 46288207, 138864621]

約数ペア:

[(1, 138864621), (3, 46288207), (7, 19837803), (21, 6612601)]