2561282

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{109}}^1\times {\mathrm{379}}^1$

素因数の和:521

約数の個数: 16

約数和(自身を含む): 4012800

約数和(自身を除く): 1451518

約数列:

[1, 2, 31, 62, 109, 218, 379, 758, 3379, 6758, 11749, 23498, 41311, 82622, 1280641, 2561282]

約数ペア:

[(1, 2561282), (2, 1280641), (31, 82622), (62, 41311), (109, 23498), (218, 11749), (379, 6758), (758, 3379)]