28308445

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{3929}}^1$

素因数の和:4076

約数の個数: 16

約数和(自身を含む): 37350720

約数和(自身を除く): 9042275

約数列:

[1, 5, 11, 55, 131, 655, 1441, 3929, 7205, 19645, 43219, 216095, 514699, 2573495, 5661689, 28308445]

約数ペア:

[(1, 28308445), (5, 5661689), (11, 2573495), (55, 514699), (131, 216095), (655, 43219), (1441, 19645), (3929, 7205)]