208867572

素因数分解:

$2^2\times 3^4\times {\mathrm{644653}}^1$

素因数の和:644669

約数の個数: 30

約数和(自身を含む): 546021938

約数和(自身を除く): 337154366

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 644653, 1289306, 1933959, 2578612, 3867918, 5801877, 7735836, 11603754, 17405631, 23207508, 34811262, 52216893, 69622524, 104433786, 208867572]

約数ペア:

[(1, 208867572), (2, 104433786), (3, 69622524), (4, 52216893), (6, 34811262), (9, 23207508), (12, 17405631), (18, 11603754), (27, 7735836), (36, 5801877), (54, 3867918), (81, 2578612), (108, 1933959), (162, 1289306), (324, 644653)]