12838851

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{863}}^1$

素因数の和:920

約数の個数: 32

約数和(自身を含む): 20736000

約数和(自身を除く): 7897149

約数列:

[1, 3, 9, 19, 27, 29, 57, 87, 171, 261, 513, 551, 783, 863, 1653, 2589, 4959, 7767, 14877, 16397, 23301, 25027, 49191, 75081, 147573, 225243, 442719, 475513, 675729, 1426539, 4279617, 12838851]

約数ペア:

[(1, 12838851), (3, 4279617), (9, 1426539), (19, 675729), (27, 475513), (29, 442719), (57, 225243), (87, 147573), (171, 75081), (261, 49191), (513, 25027), (551, 23301), (783, 16397), (863, 14877), (1653, 7767), (2589, 4959)]