421567779

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{353}}^1\times {\mathrm{5039}}^1$

素因数の和:5474

約数の個数: 16

約数和(自身を含む): 570931200

約数和(自身を除く): 149363421

約数列:

[1, 3, 79, 237, 353, 1059, 5039, 15117, 27887, 83661, 398081, 1194243, 1778767, 5336301, 140522593, 421567779]

約数ペア:

[(1, 421567779), (3, 140522593), (79, 5336301), (237, 1778767), (353, 1194243), (1059, 398081), (5039, 83661), (15117, 27887)]