427640447

素因数分解:

${\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{521}}^1\times {\mathrm{613}}^1$

素因数の和:1250

約数の個数: 16

約数和(自身を含む): 466659648

約数和(自身を除く): 39019201

約数列:

[1, 13, 103, 521, 613, 1339, 6773, 7969, 53663, 63139, 319373, 697619, 820807, 4151849, 32895419, 427640447]

約数ペア:

[(1, 427640447), (13, 32895419), (103, 4151849), (521, 820807), (613, 697619), (1339, 319373), (6773, 63139), (7969, 53663)]