223394977

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{97}}^1\times {\mathrm{613}}^1$

素因数の和:757

約数の個数: 24

約数和(自身を含む): 258619256

約数和(自身を除く): 35224279

約数列:

[1, 13, 17, 97, 221, 289, 613, 1261, 1649, 3757, 7969, 10421, 21437, 28033, 59461, 135473, 177157, 364429, 772993, 1010837, 2303041, 13140881, 17184229, 223394977]

約数ペア:

[(1, 223394977), (13, 17184229), (17, 13140881), (97, 2303041), (221, 1010837), (289, 772993), (613, 364429), (1261, 177157), (1649, 135473), (3757, 59461), (7969, 28033), (10421, 21437)]