87320554

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{181}}^1\times {\mathrm{2213}}^1$

素因数の和:2505

約数の個数: 16

約数和(自身を含む): 132972840

約数和(自身を除く): 45652286

約数列:

[1, 2, 109, 181, 218, 362, 2213, 4426, 19729, 39458, 241217, 400553, 482434, 801106, 43660277, 87320554]

約数ペア:

[(1, 87320554), (2, 43660277), (109, 801106), (181, 482434), (218, 400553), (362, 241217), (2213, 39458), (4426, 19729)]