71921269

素因数分解:

$7^3\times {\mathrm{449}}^1\times {\mathrm{467}}^1$

素因数の和:937

約数の個数: 16

約数和(自身を含む): 84240000

約数和(自身を除く): 12318731

約数列:

[1, 7, 49, 343, 449, 467, 3143, 3269, 22001, 22883, 154007, 160181, 209683, 1467781, 10274467, 71921269]

約数ペア:

[(1, 71921269), (7, 10274467), (49, 1467781), (343, 209683), (449, 160181), (467, 154007), (3143, 22883), (3269, 22001)]