215697911

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{29}}^1\times {\mathrm{4001}}^1$

素因数の和:4067

約数の個数: 24

約数和(自身を含む): 263651760

約数和(自身を除く): 47953849

約数列:

[1, 11, 13, 29, 143, 169, 319, 377, 1859, 4001, 4147, 4901, 44011, 52013, 53911, 116029, 572143, 676169, 1276319, 1508377, 7437859, 16592147, 19608901, 215697911]

約数ペア:

[(1, 215697911), (11, 19608901), (13, 16592147), (29, 7437859), (143, 1508377), (169, 1276319), (319, 676169), (377, 572143), (1859, 116029), (4001, 53911), (4147, 52013), (4901, 44011)]