211040291

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{1187}}^1\times {\mathrm{2309}}^1$

素因数の和:3514

約数の個数: 16

約数和(自身を含む): 263450880

約数和(自身を除く): 52410589

約数列:

[1, 7, 11, 77, 1187, 2309, 8309, 13057, 16163, 25399, 91399, 177793, 2740783, 19185481, 30148613, 211040291]

約数ペア:

[(1, 211040291), (7, 30148613), (11, 19185481), (77, 2740783), (1187, 177793), (2309, 91399), (8309, 25399), (13057, 16163)]