281935251

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{613}}^1\times {\mathrm{3931}}^1$

素因数の和:4563

約数の個数: 24

約数和(自身を含む): 439393136

約数和(自身を除く): 157457885

約数列:

[1, 3, 9, 13, 39, 117, 613, 1839, 3931, 5517, 7969, 11793, 23907, 35379, 51103, 71721, 153309, 459927, 2409703, 7229109, 21687327, 31326139, 93978417, 281935251]

約数ペア:

[(1, 281935251), (3, 93978417), (9, 31326139), (13, 21687327), (39, 7229109), (117, 2409703), (613, 459927), (1839, 153309), (3931, 71721), (5517, 51103), (7969, 35379), (11793, 23907)]