90051717

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{80909}}^1$

素因数の和:80972

約数の個数: 16

約数和(自身を含む): 139812480

約数和(自身を除く): 49760763

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 80909, 242727, 566363, 1699089, 4288177, 12864531, 30017239, 90051717]

約数ペア:

[(1, 90051717), (3, 30017239), (7, 12864531), (21, 4288177), (53, 1699089), (159, 566363), (371, 242727), (1113, 80909)]