209401101

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{255679}}^1$

素因数の和:255705

約数の個数: 24

約数和(自身を含む): 372270080

約数和(自身を除く): 162868979

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 255679, 767037, 1789753, 2301111, 3323827, 5369259, 9971481, 16107777, 23266789, 29914443, 69800367, 209401101]

約数ペア:

[(1, 209401101), (3, 69800367), (7, 29914443), (9, 23266789), (13, 16107777), (21, 9971481), (39, 5369259), (63, 3323827), (91, 2301111), (117, 1789753), (273, 767037), (819, 255679)]