991308031

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{601}}^1\times {\mathrm{2333}}^1$

素因数の和:3042

約数の個数: 16

約数和(自身を含む): 1146535488

約数和(自身を除く): 155227457

約数列:

[1, 7, 101, 601, 707, 2333, 4207, 16331, 60701, 235633, 424907, 1402133, 1649431, 9814931, 141615433, 991308031]

約数ペア:

[(1, 991308031), (7, 141615433), (101, 9814931), (601, 1649431), (707, 1402133), (2333, 424907), (4207, 235633), (16331, 60701)]