18161145

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{5849}}^1$

素因数の和:5886

約数の個数: 32

約数和(自身を含む): 33696000

約数和(自身を除く): 15534855

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 5849, 17547, 29245, 52641, 87735, 134527, 157923, 263205, 403581, 672635, 789615, 1210743, 2017905, 3632229, 6053715, 18161145]

約数ペア:

[(1, 18161145), (3, 6053715), (5, 3632229), (9, 2017905), (15, 1210743), (23, 789615), (27, 672635), (45, 403581), (69, 263205), (115, 157923), (135, 134527), (207, 87735), (345, 52641), (621, 29245), (1035, 17547), (3105, 5849)]