28575405

素因数分解:

$3^2\times 5^1\times {\mathrm{199}}^1\times {\mathrm{3191}}^1$

素因数の和:3401

約数の個数: 24

約数和(自身を含む): 49795200

約数和(自身を除く): 21219795

約数列:

[1, 3, 5, 9, 15, 45, 199, 597, 995, 1791, 2985, 3191, 8955, 9573, 15955, 28719, 47865, 143595, 635009, 1905027, 3175045, 5715081, 9525135, 28575405]

約数ペア:

[(1, 28575405), (3, 9525135), (5, 5715081), (9, 3175045), (15, 1905027), (45, 635009), (199, 143595), (597, 47865), (995, 28719), (1791, 15955), (2985, 9573), (3191, 8955)]