290313126

素因数分解:

$2^1\times 3^3\times {\mathrm{251}}^1\times {\mathrm{21419}}^1$

素因数の和:21681

約数の個数: 32

約数和(自身を含む): 647740800

約数和(自身を除く): 357427674

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 251, 502, 753, 1506, 2259, 4518, 6777, 13554, 21419, 42838, 64257, 128514, 192771, 385542, 578313, 1156626, 5376169, 10752338, 16128507, 32257014, 48385521, 96771042, 145156563, 290313126]

約数ペア:

[(1, 290313126), (2, 145156563), (3, 96771042), (6, 48385521), (9, 32257014), (18, 16128507), (27, 10752338), (54, 5376169), (251, 1156626), (502, 578313), (753, 385542), (1506, 192771), (2259, 128514), (4518, 64257), (6777, 42838), (13554, 21419)]