261351567363

素因数分解:

$3^1\times {\mathrm{503}}^1\times {\mathrm{2713}}^1\times {\mathrm{63839}}^1$

素因数の和:67058

約数の個数: 16

約数和(自身を含む): 349295708160

約数和(自身を除く): 87944140797

約数列:

[1, 3, 503, 1509, 2713, 8139, 63839, 191517, 1364639, 4093917, 32111017, 96333051, 173195207, 519585621, 87117189121, 261351567363]

約数ペア:

[(1, 261351567363), (3, 87117189121), (503, 519585621), (1509, 173195207), (2713, 96333051), (8139, 32111017), (63839, 4093917), (191517, 1364639)]