140542367

素因数分解:

$7^1\times {\mathrm{103}}^1\times {\mathrm{397}}^1\times {\mathrm{491}}^1$

素因数の和:998

約数の個数: 16

約数和(自身を含む): 162918912

約数和(自身を除く): 22376545

約数列:

[1, 7, 103, 397, 491, 721, 2779, 3437, 40891, 50573, 194927, 286237, 354011, 1364489, 20077481, 140542367]

約数ペア:

[(1, 140542367), (7, 20077481), (103, 1364489), (397, 354011), (491, 286237), (721, 194927), (2779, 50573), (3437, 40891)]