671625

素因数分解:

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

素因数の和:223

約数の個数: 32

約数和(自身を含む): 1248000

約数和(自身を除く): 576375

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 125, 135, 199, 225, 375, 597, 675, 995, 1125, 1791, 2985, 3375, 4975, 5373, 8955, 14925, 24875, 26865, 44775, 74625, 134325, 223875, 671625]

約数ペア:

[(1, 671625), (3, 223875), (5, 134325), (9, 74625), (15, 44775), (25, 26865), (27, 24875), (45, 14925), (75, 8955), (125, 5373), (135, 4975), (199, 3375), (225, 2985), (375, 1791), (597, 1125), (675, 995)]