28221037

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{461}}^1$

素因数の和:768

約数の個数: 16

約数和(自身を含む): 32365872

約数和(自身を除く): 4144835

約数列:

[1, 13, 17, 221, 277, 461, 3601, 4709, 5993, 7837, 61217, 101881, 127697, 1660061, 2170849, 28221037]

約数ペア:

[(1, 28221037), (13, 2170849), (17, 1660061), (221, 127697), (277, 101881), (461, 61217), (3601, 7837), (4709, 5993)]