1617273

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1$

素因数の和:258

約数の個数: 32

約数和(自身を含む): 2816000

約数和(自身を除く): 1198727

約数列:

[1, 3, 7, 9, 21, 27, 43, 63, 129, 189, 199, 301, 387, 597, 903, 1161, 1393, 1791, 2709, 4179, 5373, 8127, 8557, 12537, 25671, 37611, 59899, 77013, 179697, 231039, 539091, 1617273]

約数ペア:

[(1, 1617273), (3, 539091), (7, 231039), (9, 179697), (21, 77013), (27, 59899), (43, 37611), (63, 25671), (129, 12537), (189, 8557), (199, 8127), (301, 5373), (387, 4179), (597, 2709), (903, 1791), (1161, 1393)]