15315237

素因数分解:

$3^4\times 7^1\times {\mathrm{27011}}^1$

素因数の和:27030

約数の個数: 20

約数和(自身を含む): 26147616

約数和(自身を除く): 10832379

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 27011, 81033, 189077, 243099, 567231, 729297, 1701693, 2187891, 5105079, 15315237]

約数ペア:

[(1, 15315237), (3, 5105079), (7, 2187891), (9, 1701693), (21, 729297), (27, 567231), (63, 243099), (81, 189077), (189, 81033), (567, 27011)]