2105345

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{379}}^1$

素因数の和:496

約数の個数: 16

約数和(自身を含む): 2790720

約数和(自身を除く): 685375

約数列:

[1, 5, 11, 55, 101, 379, 505, 1111, 1895, 4169, 5555, 20845, 38279, 191395, 421069, 2105345]

約数ペア:

[(1, 2105345), (5, 421069), (11, 191395), (55, 38279), (101, 20845), (379, 5555), (505, 4169), (1111, 1895)]