261499758

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{1831}}^2$

素因数の和:3680

約数の個数: 24

約数和(自身を含む): 563538024

約数和(自身を除く): 302038266

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 1831, 3662, 5493, 10986, 23803, 47606, 71409, 142818, 3352561, 6705122, 10057683, 20115366, 43583293, 87166586, 130749879, 261499758]

約数ペア:

[(1, 261499758), (2, 130749879), (3, 87166586), (6, 43583293), (13, 20115366), (26, 10057683), (39, 6705122), (78, 3352561), (1831, 142818), (3662, 71409), (5493, 47606), (10986, 23803)]