398550737

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{607}}^1\times {\mathrm{2971}}^1$

素因数の和:3608

約数の個数: 16

約数和(自身を含む): 455357952

約数和(自身を除く): 56807215

約数列:

[1, 13, 17, 221, 607, 2971, 7891, 10319, 38623, 50507, 134147, 656591, 1803397, 23444161, 30657749, 398550737]

約数ペア:

[(1, 398550737), (13, 30657749), (17, 23444161), (221, 1803397), (607, 656591), (2971, 134147), (7891, 50507), (10319, 38623)]