201611891

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{103}}^1\times {\mathrm{521}}^1$

素因数の和:671

約数の個数: 24

約数和(自身を含む): 233329824

約数和(自身を除く): 31717933

約数列:

[1, 13, 17, 103, 221, 289, 521, 1339, 1751, 3757, 6773, 8857, 22763, 29767, 53663, 115141, 150569, 386971, 697619, 912271, 1957397, 11859523, 15508607, 201611891]

約数ペア:

[(1, 201611891), (13, 15508607), (17, 11859523), (103, 1957397), (221, 912271), (289, 697619), (521, 386971), (1339, 150569), (1751, 115141), (3757, 53663), (6773, 29767), (8857, 22763)]