490877186

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{251}}^1\times {\mathrm{10987}}^1$

素因数の和:11329

約数の個数: 16

約数和(自身を含む): 747623520

約数和(自身を除く): 256746334

約数列:

[1, 2, 89, 178, 251, 502, 10987, 21974, 22339, 44678, 977843, 1955686, 2757737, 5515474, 245438593, 490877186]

約数ペア:

[(1, 490877186), (2, 245438593), (89, 5515474), (178, 2757737), (251, 1955686), (502, 977843), (10987, 44678), (21974, 22339)]