86780979

素因数分解:

$3^2\times {\mathrm{61}}^1\times {\mathrm{158071}}^1$

素因数の和:158138

約数の個数: 12

約数和(自身を含む): 127406032

約数和(自身を除く): 40625053

約数列:

[1, 3, 9, 61, 183, 549, 158071, 474213, 1422639, 9642331, 28926993, 86780979]

約数ペア:

[(1, 86780979), (3, 28926993), (9, 9642331), (61, 1422639), (183, 474213), (549, 158071)]