7218999

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1627}}^1$

素因数の和:1679

約数の個数: 24

約数和(自身を含む): 11428560

約数和(自身を除く): 4209561

約数列:

[1, 3, 9, 17, 29, 51, 87, 153, 261, 493, 1479, 1627, 4437, 4881, 14643, 27659, 47183, 82977, 141549, 248931, 424647, 802111, 2406333, 7218999]

約数ペア:

[(1, 7218999), (3, 2406333), (9, 802111), (17, 424647), (29, 248931), (51, 141549), (87, 82977), (153, 47183), (261, 27659), (493, 14643), (1479, 4881), (1627, 4437)]