90983979

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{8081}}^1$

素因数の和:8232

約数の個数: 20

約数和(自身を含む): 136909080

約数和(自身を除く): 45925101

約数列:

[1, 3, 9, 27, 81, 139, 417, 1251, 3753, 8081, 11259, 24243, 72729, 218187, 654561, 1123259, 3369777, 10109331, 30327993, 90983979]

約数ペア:

[(1, 90983979), (3, 30327993), (9, 10109331), (27, 3369777), (81, 1123259), (139, 654561), (417, 218187), (1251, 72729), (3753, 24243), (8081, 11259)]