680555519

素因数分解:

$7^1\times {\mathrm{71}}^1\times {\mathrm{379}}^1\times {\mathrm{3613}}^1$

素因数の和:4070

約数の個数: 16

約数和(自身を含む): 791032320

約数和(自身を除く): 110476801

約数列:

[1, 7, 71, 379, 497, 2653, 3613, 25291, 26909, 188363, 256523, 1369327, 1795661, 9585289, 97222217, 680555519]

約数ペア:

[(1, 680555519), (7, 97222217), (71, 9585289), (379, 1795661), (497, 1369327), (2653, 256523), (3613, 188363), (25291, 26909)]