3999879

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{2011}}^1$

素因数の和:2047

約数の個数: 24

約数和(自身を含む): 6591312

約数和(自身を除く): 2591433

約数列:

[1, 3, 9, 13, 17, 39, 51, 117, 153, 221, 663, 1989, 2011, 6033, 18099, 26143, 34187, 78429, 102561, 235287, 307683, 444431, 1333293, 3999879]

約数ペア:

[(1, 3999879), (3, 1333293), (9, 444431), (13, 307683), (17, 235287), (39, 102561), (51, 78429), (117, 34187), (153, 26143), (221, 18099), (663, 6033), (1989, 2011)]