15725907

素因数分解:

$3^4\times {\mathrm{149}}^1\times {\mathrm{1303}}^1$

素因数の和:1464

約数の個数: 20

約数和(自身を含む): 23667600

約数和(自身を除く): 7941693

約数列:

[1, 3, 9, 27, 81, 149, 447, 1303, 1341, 3909, 4023, 11727, 12069, 35181, 105543, 194147, 582441, 1747323, 5241969, 15725907]

約数ペア:

[(1, 15725907), (3, 5241969), (9, 1747323), (27, 582441), (81, 194147), (149, 105543), (447, 35181), (1303, 12069), (1341, 11727), (3909, 4023)]