3973389

素因数分解:

$3^1\times 7^1\times {\mathrm{431}}^1\times {\mathrm{439}}^1$

素因数の和:880

約数の個数: 16

約数和(自身を含む): 6082560

約数和(自身を除く): 2109171

約数列:

[1, 3, 7, 21, 431, 439, 1293, 1317, 3017, 3073, 9051, 9219, 189209, 567627, 1324463, 3973389]

約数ペア:

[(1, 3973389), (3, 1324463), (7, 567627), (21, 189209), (431, 9219), (439, 9051), (1293, 3073), (1317, 3017)]