1389174397

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{27691}}^1$

素因数の和:27948

約数の個数: 16

約数和(自身を含む): 1591071552

約数和(自身を除く): 201897155

約数列:

[1, 13, 17, 221, 227, 2951, 3859, 27691, 50167, 359983, 470747, 6119711, 6285857, 81716141, 106859569, 1389174397]

約数ペア:

[(1, 1389174397), (13, 106859569), (17, 81716141), (221, 6285857), (227, 6119711), (2951, 470747), (3859, 359983), (27691, 50167)]