1215693891

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{245149}}^1$

素因数の和:245203

約数の個数: 24

約数和(自身を含む): 1912170000

約数和(自身を除く): 696476109

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 551, 1653, 4959, 245149, 735447, 2206341, 4657831, 7109321, 13973493, 21327963, 41920479, 63983889, 135077099, 405231297, 1215693891]

約数ペア:

[(1, 1215693891), (3, 405231297), (9, 135077099), (19, 63983889), (29, 41920479), (57, 21327963), (87, 13973493), (171, 7109321), (261, 4657831), (551, 2206341), (1653, 735447), (4959, 245149)]