31621223881

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{997}}^1\times {\mathrm{143513}}^1$

素因数の和:144540

約数の個数: 16

約数和(自身を含む): 36093196944

約数和(自身を除く): 4471973063

約数列:

[1, 13, 17, 221, 997, 12961, 16949, 143513, 220337, 1865669, 2439721, 31716373, 143082461, 1860071993, 2432401837, 31621223881]

約数ペア:

[(1, 31621223881), (13, 2432401837), (17, 1860071993), (221, 143082461), (997, 31716373), (12961, 2439721), (16949, 1865669), (143513, 220337)]