15628023

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{661}}^1$

素因数の和:775

約数の個数: 24

約数和(自身を含む): 23546016

約数和(自身を除く): 7917993

約数列:

[1, 3, 9, 37, 71, 111, 213, 333, 639, 661, 1983, 2627, 5949, 7881, 23643, 24457, 46931, 73371, 140793, 220113, 422379, 1736447, 5209341, 15628023]

約数ペア:

[(1, 15628023), (3, 5209341), (9, 1736447), (37, 422379), (71, 220113), (111, 140793), (213, 73371), (333, 46931), (639, 24457), (661, 23643), (1983, 7881), (2627, 5949)]