265909887

素因数分解:

$3^2\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{4421}}^1$

素因数の和:4631

約数の個数: 24

約数和(自身を含む): 395963568

約数和(自身を除く): 130053681

約数列:

[1, 3, 9, 41, 123, 163, 369, 489, 1467, 4421, 6683, 13263, 20049, 39789, 60147, 181261, 543783, 720623, 1631349, 2161869, 6485607, 29545543, 88636629, 265909887]

約数ペア:

[(1, 265909887), (3, 88636629), (9, 29545543), (41, 6485607), (123, 2161869), (163, 1631349), (369, 720623), (489, 543783), (1467, 181261), (4421, 60147), (6683, 39789), (13263, 20049)]