66691513

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{1033}}^1$

素因数の和:1464

約数の個数: 16

約数和(自身を含む): 79808256

約数和(自身を除く): 13116743

約数列:

[1, 7, 23, 161, 401, 1033, 2807, 7231, 9223, 23759, 64561, 166313, 414233, 2899631, 9527359, 66691513]

約数ペア:

[(1, 66691513), (7, 9527359), (23, 2899631), (161, 414233), (401, 166313), (1033, 64561), (2807, 23759), (7231, 9223)]