261036287889

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{131}}^1\times {\mathrm{1246181}}^1$

素因数の和:1246369

約数の個数: 32

約数和(自身を含む): 386894648448

約数和(自身を除く): 125858360559

約数列:

[1, 3, 13, 39, 41, 123, 131, 393, 533, 1599, 1703, 5109, 5371, 16113, 69823, 209469, 1246181, 3738543, 16200353, 48601059, 51093421, 153280263, 163249711, 489749133, 664214473, 1992643419, 2122246243, 6366738729, 6693238151, 20079714453, 87012095963, 261036287889]

約数ペア:

[(1, 261036287889), (3, 87012095963), (13, 20079714453), (39, 6693238151), (41, 6366738729), (123, 2122246243), (131, 1992643419), (393, 664214473), (533, 489749133), (1599, 163249711), (1703, 153280263), (5109, 51093421), (5371, 48601059), (16113, 16200353), (69823, 3738543), (209469, 1246181)]