15678052209

素因数分解:

$3^2\times {\mathrm{421}}^1\times {\mathrm{4137781}}^1$

素因数の和:4138208

約数の個数: 12

約数和(自身を含む): 22699872052

約数和(自身を除く): 7021819843

約数列:

[1, 3, 9, 421, 1263, 3789, 4137781, 12413343, 37240029, 1742005801, 5226017403, 15678052209]

約数ペア:

[(1, 15678052209), (3, 5226017403), (9, 1742005801), (421, 37240029), (1263, 12413343), (3789, 4137781)]