28044075

素因数分解:

$3^1\times 5^2\times {\mathrm{199}}^1\times {\mathrm{1879}}^1$

素因数の和:2091

約数の個数: 24

約数和(自身を含む): 46624000

約数和(自身を除く): 18579925

約数列:

[1, 3, 5, 15, 25, 75, 199, 597, 995, 1879, 2985, 4975, 5637, 9395, 14925, 28185, 46975, 140925, 373921, 1121763, 1869605, 5608815, 9348025, 28044075]

約数ペア:

[(1, 28044075), (3, 9348025), (5, 5608815), (15, 1869605), (25, 1121763), (75, 373921), (199, 140925), (597, 46975), (995, 28185), (1879, 14925), (2985, 9395), (4975, 5637)]