77991075

素因数分解:

$3^2\times 5^2\times {\mathrm{346627}}^1$

素因数の和:346643

約数の個数: 18

約数和(自身を含む): 139691084

約数和(自身を除く): 61700009

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 346627, 1039881, 1733135, 3119643, 5199405, 8665675, 15598215, 25997025, 77991075]

約数ペア:

[(1, 77991075), (3, 25997025), (5, 15598215), (9, 8665675), (15, 5199405), (25, 3119643), (45, 1733135), (75, 1039881), (225, 346627)]