25128243

素因数分解:

$3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{2447}}^1$

素因数の和:2623

約数の個数: 24

約数和(自身を含む): 41753088

約数和(自身を除く): 16624845

約数列:

[1, 3, 7, 9, 21, 63, 163, 489, 1141, 1467, 2447, 3423, 7341, 10269, 17129, 22023, 51387, 154161, 398861, 1196583, 2792027, 3589749, 8376081, 25128243]

約数ペア:

[(1, 25128243), (3, 8376081), (7, 3589749), (9, 2792027), (21, 1196583), (63, 398861), (163, 154161), (489, 51387), (1141, 22023), (1467, 17129), (2447, 10269), (3423, 7341)]