13815321

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{7537}}^1$

素因数の和:7600

約数の個数: 16

約数和(自身を含む): 20262144

約数和(自身を除く): 6446823

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 7537, 22611, 97981, 293943, 354239, 1062717, 4605107, 13815321]

約数ペア:

[(1, 13815321), (3, 4605107), (13, 1062717), (39, 354239), (47, 293943), (141, 97981), (611, 22611), (1833, 7537)]