127228478

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{12203}}^1$

素因数の和:12619

約数の個数: 16

約数和(自身を含む): 206052336

約数和(自身を除く): 78823858

約数列:

[1, 2, 13, 26, 401, 802, 5213, 10426, 12203, 24406, 158639, 317278, 4893403, 9786806, 63614239, 127228478]

約数ペア:

[(1, 127228478), (2, 63614239), (13, 9786806), (26, 4893403), (401, 317278), (802, 158639), (5213, 24406), (10426, 12203)]