28273905

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{57119}}^1$

素因数の和:57141

約数の個数: 24

約数和(自身を含む): 53464320

約数和(自身を除く): 25190415

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 57119, 171357, 285595, 514071, 628309, 856785, 1884927, 2570355, 3141545, 5654781, 9424635, 28273905]

約数ペア:

[(1, 28273905), (3, 9424635), (5, 5654781), (9, 3141545), (11, 2570355), (15, 1884927), (33, 856785), (45, 628309), (55, 514071), (99, 285595), (165, 171357), (495, 57119)]