15293145

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{20807}}^1$

素因数の和:20829

約数の個数: 24

約数和(自身を含む): 28465344

約数和(自身を除く): 13172199

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 20807, 62421, 104035, 145649, 312105, 436947, 728245, 1019543, 2184735, 3058629, 5097715, 15293145]

約数ペア:

[(1, 15293145), (3, 5097715), (5, 3058629), (7, 2184735), (15, 1019543), (21, 728245), (35, 436947), (49, 312105), (105, 145649), (147, 104035), (245, 62421), (735, 20807)]