90987759

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{108707}}^1$

素因数の和:108747

約数の個数: 16

約数和(自身を含む): 139146240

約数和(自身を除く): 48158481

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 108707, 326121, 978363, 2935089, 3369917, 10109751, 30329253, 90987759]

約数ペア:

[(1, 90987759), (3, 30329253), (9, 10109751), (27, 3369917), (31, 2935089), (93, 978363), (279, 326121), (837, 108707)]