181818561321

素因数分解:

$3^2\times {\mathrm{113}}^1\times {\mathrm{709}}^1\times {\mathrm{252157}}^1$

素因数の和:252985

約数の個数: 24

約数和(自身を含む): 265325690760

約数和(自身を除く): 83507129439

約数列:

[1, 3, 9, 113, 339, 709, 1017, 2127, 6381, 80117, 240351, 252157, 721053, 756471, 2269413, 28493741, 85481223, 178779313, 256443669, 536337939, 1609013817, 20202062369, 60606187107, 181818561321]

約数ペア:

[(1, 181818561321), (3, 60606187107), (9, 20202062369), (113, 1609013817), (339, 536337939), (709, 256443669), (1017, 178779313), (2127, 85481223), (6381, 28493741), (80117, 2269413), (240351, 756471), (252157, 721053)]