858376156

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{102139}}^1$

素因数の和:102345

約数の個数: 24

約数和(自身を含む): 1647313920

約数和(自身を除く): 788937764

約数列:

[1, 2, 4, 11, 22, 44, 191, 382, 764, 2101, 4202, 8404, 102139, 204278, 408556, 1123529, 2247058, 4494116, 19508549, 39017098, 78034196, 214594039, 429188078, 858376156]

約数ペア:

[(1, 858376156), (2, 429188078), (4, 214594039), (11, 78034196), (22, 39017098), (44, 19508549), (191, 4494116), (382, 2247058), (764, 1123529), (2101, 408556), (4202, 204278), (8404, 102139)]