3942991251

素因数分解:

$3^3\times {\mathrm{661}}^1\times {\mathrm{220933}}^1$

素因数の和:221603

約数の個数: 16

約数和(自身を含む): 5850332320

約数和(自身を除く): 1907341069

約数列:

[1, 3, 9, 27, 661, 1983, 5949, 17847, 220933, 662799, 1988397, 5965191, 146036713, 438110139, 1314330417, 3942991251]

約数ペア:

[(1, 3942991251), (3, 1314330417), (9, 438110139), (27, 146036713), (661, 5965191), (1983, 1988397), (5949, 662799), (17847, 220933)]