25128999

素因数分解:

$3^2\times 7^1\times {\mathrm{149}}^1\times {\mathrm{2677}}^1$

素因数の和:2839

約数の個数: 24

約数和(自身を含む): 41776800

約数和(自身を除く): 16647801

約数列:

[1, 3, 7, 9, 21, 63, 149, 447, 1043, 1341, 2677, 3129, 8031, 9387, 18739, 24093, 56217, 168651, 398873, 1196619, 2792111, 3589857, 8376333, 25128999]

約数ペア:

[(1, 25128999), (3, 8376333), (7, 3589857), (9, 2792111), (21, 1196619), (63, 398873), (149, 168651), (447, 56217), (1043, 24093), (1341, 18739), (2677, 9387), (3129, 8031)]