138672015

素因数分解:

$3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{70571}}^1$

素因数の和:70710

約数の個数: 16

約数和(自身を含む): 223572096

約数和(自身を除く): 84900081

約数列:

[1, 3, 5, 15, 131, 393, 655, 1965, 70571, 211713, 352855, 1058565, 9244801, 27734403, 46224005, 138672015]

約数ペア:

[(1, 138672015), (3, 46224005), (5, 27734403), (15, 9244801), (131, 1058565), (393, 352855), (655, 211713), (1965, 70571)]