4970025

素因数分解:

$3^3\times 5^2\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:255

約数の個数: 48

約数和(自身を含む): 9424000

約数和(自身を除く): 4453975

約数列:

[1, 3, 5, 9, 15, 25, 27, 37, 45, 75, 111, 135, 185, 199, 225, 333, 555, 597, 675, 925, 995, 999, 1665, 1791, 2775, 2985, 4975, 4995, 5373, 7363, 8325, 8955, 14925, 22089, 24975, 26865, 36815, 44775, 66267, 110445, 134325, 184075, 198801, 331335, 552225, 994005, 1656675, 4970025]

約数ペア:

[(1, 4970025), (3, 1656675), (5, 994005), (9, 552225), (15, 331335), (25, 198801), (27, 184075), (37, 134325), (45, 110445), (75, 66267), (111, 44775), (135, 36815), (185, 26865), (199, 24975), (225, 22089), (333, 14925), (555, 8955), (597, 8325), (675, 7363), (925, 5373), (995, 4995), (999, 4975), (1665, 2985), (1791, 2775)]