209211561

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{43613}}^1$

素因数の和:43673

約数の個数: 24

約数和(自身を含む): 333385416

約数和(自身を除く): 124173855

約数列:

[1, 3, 9, 13, 39, 41, 117, 123, 369, 533, 1599, 4797, 43613, 130839, 392517, 566969, 1700907, 1788133, 5102721, 5364399, 16093197, 23245729, 69737187, 209211561]

約数ペア:

[(1, 209211561), (3, 69737187), (9, 23245729), (13, 16093197), (39, 5364399), (41, 5102721), (117, 1788133), (123, 1700907), (369, 566969), (533, 392517), (1599, 130839), (4797, 43613)]