201640545

素因数分解:

$3^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{104207}}^1$

素因数の和:104261

約数の個数: 24

約数和(自身を含む): 357641856

約数和(自身を除く): 156001311

約数列:

[1, 3, 5, 9, 15, 43, 45, 129, 215, 387, 645, 1935, 104207, 312621, 521035, 937863, 1563105, 4480901, 4689315, 13442703, 22404505, 40328109, 67213515, 201640545]

約数ペア:

[(1, 201640545), (3, 67213515), (5, 40328109), (9, 22404505), (15, 13442703), (43, 4689315), (45, 4480901), (129, 1563105), (215, 937863), (387, 521035), (645, 312621), (1935, 104207)]