490078401

素因数分解:

$3^1\times {\mathrm{67}}^1\times {\mathrm{113}}^1\times {\mathrm{21577}}^1$

素因数の和:21760

約数の個数: 16

約数和(自身を含む): 669090624

約数和(自身を除く): 179012223

約数列:

[1, 3, 67, 113, 201, 339, 7571, 21577, 22713, 64731, 1445659, 2438201, 4336977, 7314603, 163359467, 490078401]

約数ペア:

[(1, 490078401), (3, 163359467), (67, 7314603), (113, 4336977), (201, 2438201), (339, 1445659), (7571, 64731), (21577, 22713)]