31870069

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{191}}^1\times {\mathrm{197}}^1$

素因数の和:417

約数の個数: 24

約数和(自身を含む): 40449024

約数和(自身を除く): 8578955

約数列:

[1, 7, 11, 77, 121, 191, 197, 847, 1337, 1379, 2101, 2167, 14707, 15169, 23111, 23837, 37627, 161777, 166859, 263389, 413897, 2897279, 4552867, 31870069]

約数ペア:

[(1, 31870069), (7, 4552867), (11, 2897279), (77, 413897), (121, 263389), (191, 166859), (197, 161777), (847, 37627), (1337, 23837), (1379, 23111), (2101, 15169), (2167, 14707)]