90177867

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{85639}}^1$

素因数の和:85664

約数の個数: 20

約数和(自身を含む): 145074160

約数和(自身を除く): 54896293

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 85639, 256917, 770751, 1113307, 2312253, 3339921, 6936759, 10019763, 30059289, 90177867]

約数ペア:

[(1, 90177867), (3, 30059289), (9, 10019763), (13, 6936759), (27, 3339921), (39, 2312253), (81, 1113307), (117, 770751), (351, 256917), (1053, 85639)]