201494881

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{401}}^1\times {\mathrm{3121}}^1$

素因数の和:3552

約数の個数: 16

約数和(自身を含む): 240968448

約数和(自身を除く): 39473567

約数列:

[1, 7, 23, 161, 401, 2807, 3121, 9223, 21847, 64561, 71783, 502481, 1251521, 8760647, 28784983, 201494881]

約数ペア:

[(1, 201494881), (7, 28784983), (23, 8760647), (161, 1251521), (401, 502481), (2807, 71783), (3121, 64561), (9223, 21847)]