201225556

素因数分解:

$2^2\times 7^2\times {\mathrm{1026661}}^1$

素因数の和:1026679

約数の個数: 18

約数和(自身を含む): 409638138

約数和(自身を除く): 208412582

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 1026661, 2053322, 4106644, 7186627, 14373254, 28746508, 50306389, 100612778, 201225556]

約数ペア:

[(1, 201225556), (2, 100612778), (4, 50306389), (7, 28746508), (14, 14373254), (28, 7186627), (49, 4106644), (98, 2053322), (196, 1026661)]