263530251

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{503}}^1\times {\mathrm{2531}}^1$

素因数の和:3063

約数の個数: 24

約数和(自身を含む): 398151936

約数和(自身を除く): 134621685

約数列:

[1, 3, 9, 23, 69, 207, 503, 1509, 2531, 4527, 7593, 11569, 22779, 34707, 58213, 104121, 174639, 523917, 1273093, 3819279, 11457837, 29281139, 87843417, 263530251]

約数ペア:

[(1, 263530251), (3, 87843417), (9, 29281139), (23, 11457837), (69, 3819279), (207, 1273093), (503, 523917), (1509, 174639), (2531, 104121), (4527, 58213), (7593, 34707), (11569, 22779)]