2559969

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{149}}^1$

素因数の和:261

約数の個数: 24

約数和(自身を含む): 3931200

約数和(自身を除く): 1371231

約数列:

[1, 3, 9, 23, 69, 83, 149, 207, 249, 447, 747, 1341, 1909, 3427, 5727, 10281, 12367, 17181, 30843, 37101, 111303, 284441, 853323, 2559969]

約数ペア:

[(1, 2559969), (3, 853323), (9, 284441), (23, 111303), (69, 37101), (83, 30843), (149, 17181), (207, 12367), (249, 10281), (447, 5727), (747, 3427), (1341, 1909)]