25871065

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^2\times {\mathrm{1303}}^1$

素因数の和:1357

約数の個数: 24

約数和(自身を含む): 35771328

約数和(自身を除く): 9900263

約数列:

[1, 5, 11, 19, 55, 95, 209, 361, 1045, 1303, 1805, 3971, 6515, 14333, 19855, 24757, 71665, 123785, 272327, 470383, 1361635, 2351915, 5174213, 25871065]

約数ペア:

[(1, 25871065), (5, 5174213), (11, 2351915), (19, 1361635), (55, 470383), (95, 272327), (209, 123785), (361, 71665), (1045, 24757), (1303, 19855), (1805, 14333), (3971, 6515)]