13908811

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1$

素因数の和:402

約数の個数: 16

約数和(自身を含む): 16293888

約数和(自身を除く): 2385077

約数列:

[1, 7, 101, 103, 191, 707, 721, 1337, 10403, 19291, 19673, 72821, 135037, 137711, 1986973, 13908811]

約数ペア:

[(1, 13908811), (7, 1986973), (101, 137711), (103, 135037), (191, 72821), (707, 19673), (721, 19291), (1337, 10403)]