223203375

素因数分解:

$3^2\times 5^3\times {\mathrm{199}}^1\times {\mathrm{997}}^1$

素因数の和:1217

約数の個数: 48

約数和(自身を含む): 404788800

約数和(自身を除く): 181585425

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 125, 199, 225, 375, 597, 995, 997, 1125, 1791, 2985, 2991, 4975, 4985, 8955, 8973, 14925, 14955, 24875, 24925, 44775, 44865, 74625, 74775, 124625, 198403, 223875, 224325, 373875, 595209, 992015, 1121625, 1785627, 2976045, 4960075, 8928135, 14880225, 24800375, 44640675, 74401125, 223203375]

約数ペア:

[(1, 223203375), (3, 74401125), (5, 44640675), (9, 24800375), (15, 14880225), (25, 8928135), (45, 4960075), (75, 2976045), (125, 1785627), (199, 1121625), (225, 992015), (375, 595209), (597, 373875), (995, 224325), (997, 223875), (1125, 198403), (1791, 124625), (2985, 74775), (2991, 74625), (4975, 44865), (4985, 44775), (8955, 24925), (8973, 24875), (14925, 14955)]