80921399

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{43}}^1\times {\mathrm{401}}^1$

素因数の和:495

約数の個数: 24

約数和(自身を含む): 94347792

約数和(自身を除く): 13426393

約数列:

[1, 13, 19, 43, 247, 361, 401, 559, 817, 4693, 5213, 7619, 10621, 15523, 17243, 99047, 144761, 201799, 224159, 327617, 1881893, 4259021, 6224723, 80921399]

約数ペア:

[(1, 80921399), (13, 6224723), (19, 4259021), (43, 1881893), (247, 327617), (361, 224159), (401, 201799), (559, 144761), (817, 99047), (4693, 17243), (5213, 15523), (7619, 10621)]