31971909

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{661}}^1\times {\mathrm{701}}^1$

素因数の和:1388

約数の個数: 16

約数和(自身を含む): 44613504

約数和(自身を除く): 12641595

約数列:

[1, 3, 23, 69, 661, 701, 1983, 2103, 15203, 16123, 45609, 48369, 463361, 1390083, 10657303, 31971909]

約数ペア:

[(1, 31971909), (3, 10657303), (23, 1390083), (69, 463361), (661, 48369), (701, 45609), (1983, 16123), (2103, 15203)]