4999989

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{73}}^1\times {\mathrm{79}}^1$

素因数の和:189

約数の個数: 24

約数和(自身を含む): 7269760

約数和(自身を除く): 2269771

約数列:

[1, 3, 17, 51, 73, 79, 219, 237, 289, 867, 1241, 1343, 3723, 4029, 5767, 17301, 21097, 22831, 63291, 68493, 98039, 294117, 1666663, 4999989]

約数ペア:

[(1, 4999989), (3, 1666663), (17, 294117), (51, 98039), (73, 68493), (79, 63291), (219, 22831), (237, 21097), (289, 17301), (867, 5767), (1241, 4029), (1343, 3723)]