290425918

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{691}}^1\times {\mathrm{6779}}^1$

素因数の和:7503

約数の個数: 16

約数和(自身を含む): 450408960

約数和(自身を除く): 159983042

約数列:

[1, 2, 31, 62, 691, 1382, 6779, 13558, 21421, 42842, 210149, 420298, 4684289, 9368578, 145212959, 290425918]

約数ペア:

[(1, 290425918), (2, 145212959), (31, 9368578), (62, 4684289), (691, 420298), (1382, 210149), (6779, 42842), (13558, 21421)]