261794511

素因数分解:

$3^4\times {\mathrm{11}}^2\times {\mathrm{26711}}^1$

素因数の和:26745

約数の個数: 30

約数和(自身を含む): 429876216

約数和(自身を除く): 168081705

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 121, 297, 363, 891, 1089, 3267, 9801, 26711, 80133, 240399, 293821, 721197, 881463, 2163591, 2644389, 3232031, 7933167, 9696093, 23799501, 29088279, 87264837, 261794511]

約数ペア:

[(1, 261794511), (3, 87264837), (9, 29088279), (11, 23799501), (27, 9696093), (33, 7933167), (81, 3232031), (99, 2644389), (121, 2163591), (297, 881463), (363, 721197), (891, 293821), (1089, 240399), (3267, 80133), (9801, 26711)]