28193325

素因数分解:

$3^1\times 5^2\times {\mathrm{199}}^1\times {\mathrm{1889}}^1$

素因数の和:2101

約数の個数: 24

約数和(自身を含む): 46872000

約数和(自身を除く): 18678675

約数列:

[1, 3, 5, 15, 25, 75, 199, 597, 995, 1889, 2985, 4975, 5667, 9445, 14925, 28335, 47225, 141675, 375911, 1127733, 1879555, 5638665, 9397775, 28193325]

約数ペア:

[(1, 28193325), (3, 9397775), (5, 5638665), (15, 1879555), (25, 1127733), (75, 375911), (199, 141675), (597, 47225), (995, 28335), (1889, 14925), (2985, 9445), (4975, 5667)]