489717837

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{409121}}^1$

素因数の和:409153

約数の個数: 24

約数和(自身を含む): 850973760

約数和(自身を除く): 361255923

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 399, 1197, 409121, 1227363, 2863847, 3682089, 7773299, 8591541, 23319897, 25774623, 54413093, 69959691, 163239279, 489717837]

約数ペア:

[(1, 489717837), (3, 163239279), (7, 69959691), (9, 54413093), (19, 25774623), (21, 23319897), (57, 8591541), (63, 7773299), (133, 3682089), (171, 2863847), (399, 1227363), (1197, 409121)]