31992181

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^2\times {\mathrm{401}}^1$

素因数の和:469

約数の個数: 24

約数和(自身を含む): 38596824

約数和(自身を除く): 6604643

約数列:

[1, 13, 17, 19, 221, 247, 323, 361, 401, 4199, 4693, 5213, 6137, 6817, 7619, 79781, 88621, 99047, 129523, 144761, 1683799, 1881893, 2460937, 31992181]

約数ペア:

[(1, 31992181), (13, 2460937), (17, 1881893), (19, 1683799), (221, 144761), (247, 129523), (323, 99047), (361, 88621), (401, 79781), (4199, 7619), (4693, 6817), (5213, 6137)]