208097865

素因数分解:

$3^2\times 5^1\times {\mathrm{167}}^1\times {\mathrm{27691}}^1$

素因数の和:27869

約数の個数: 24

約数和(自身を含む): 362875968

約数和(自身を除く): 154778103

約数列:

[1, 3, 5, 9, 15, 45, 167, 501, 835, 1503, 2505, 7515, 27691, 83073, 138455, 249219, 415365, 1246095, 4624397, 13873191, 23121985, 41619573, 69365955, 208097865]

約数ペア:

[(1, 208097865), (3, 69365955), (5, 41619573), (9, 23121985), (15, 13873191), (45, 4624397), (167, 1246095), (501, 415365), (835, 249219), (1503, 138455), (2505, 83073), (7515, 27691)]