15396561

素因数分解:

$3^4\times {\mathrm{131}}^1\times {\mathrm{1451}}^1$

素因数の和:1594

約数の個数: 20

約数和(自身を含む): 23191344

約数和(自身を除く): 7794783

約数列:

[1, 3, 9, 27, 81, 131, 393, 1179, 1451, 3537, 4353, 10611, 13059, 39177, 117531, 190081, 570243, 1710729, 5132187, 15396561]

約数ペア:

[(1, 15396561), (3, 5132187), (9, 1710729), (27, 570243), (81, 190081), (131, 117531), (393, 39177), (1179, 13059), (1451, 10611), (3537, 4353)]