2223825

素因数分解:

$3^1\times 5^2\times {\mathrm{149}}^1\times {\mathrm{199}}^1$

素因数の和:361

約数の個数: 24

約数和(自身を含む): 3720000

約数和(自身を除く): 1496175

約数列:

[1, 3, 5, 15, 25, 75, 149, 199, 447, 597, 745, 995, 2235, 2985, 3725, 4975, 11175, 14925, 29651, 88953, 148255, 444765, 741275, 2223825]

約数ペア:

[(1, 2223825), (3, 741275), (5, 444765), (15, 148255), (25, 88953), (75, 29651), (149, 14925), (199, 11175), (447, 4975), (597, 3725), (745, 2985), (995, 2235)]