28543905

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{827}}^1$

素因数の和:910

約数の個数: 48

約数和(自身を含む): 54250560

約数和(自身を除く): 25706655

約数列:

[1, 3, 5, 9, 13, 15, 39, 45, 59, 65, 117, 177, 195, 295, 531, 585, 767, 827, 885, 2301, 2481, 2655, 3835, 4135, 6903, 7443, 10751, 11505, 12405, 32253, 34515, 37215, 48793, 53755, 96759, 146379, 161265, 243965, 439137, 483795, 634309, 731895, 1902927, 2195685, 3171545, 5708781, 9514635, 28543905]

約数ペア:

[(1, 28543905), (3, 9514635), (5, 5708781), (9, 3171545), (13, 2195685), (15, 1902927), (39, 731895), (45, 634309), (59, 483795), (65, 439137), (117, 243965), (177, 161265), (195, 146379), (295, 96759), (531, 53755), (585, 48793), (767, 37215), (827, 34515), (885, 32253), (2301, 12405), (2481, 11505), (2655, 10751), (3835, 7443), (4135, 6903)]