81118485

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{257519}}^1$

素因数の和:257537

約数の個数: 24

約数和(自身を含む): 160692480

約数和(自身を除く): 79573995

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 257519, 772557, 1287595, 1802633, 2317671, 3862785, 5407899, 9013165, 11588355, 16223697, 27039495, 81118485]

約数ペア:

[(1, 81118485), (3, 27039495), (5, 16223697), (7, 11588355), (9, 9013165), (15, 5407899), (21, 3862785), (35, 2317671), (45, 1802633), (63, 1287595), (105, 772557), (315, 257519)]