427227615

素因数分解:

$3^4\times 5^1\times {\mathrm{157}}^1\times {\mathrm{6719}}^1$

素因数の和:6893

約数の個数: 40

約数和(自身を含む): 770837760

約数和(自身を除く): 343610145

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 157, 405, 471, 785, 1413, 2355, 4239, 6719, 7065, 12717, 20157, 21195, 33595, 60471, 63585, 100785, 181413, 302355, 544239, 907065, 1054883, 2721195, 3164649, 5274415, 9493947, 15823245, 28481841, 47469735, 85445523, 142409205, 427227615]

約数ペア:

[(1, 427227615), (3, 142409205), (5, 85445523), (9, 47469735), (15, 28481841), (27, 15823245), (45, 9493947), (81, 5274415), (135, 3164649), (157, 2721195), (405, 1054883), (471, 907065), (785, 544239), (1413, 302355), (2355, 181413), (4239, 100785), (6719, 63585), (7065, 60471), (12717, 33595), (20157, 21195)]