396417

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{439}}^1$

素因数の和:492

約数の個数: 16

約数和(自身を含む): 619520

約数和(自身を除く): 223103

約数列:

[1, 3, 7, 21, 43, 129, 301, 439, 903, 1317, 3073, 9219, 18877, 56631, 132139, 396417]

約数ペア:

[(1, 396417), (3, 132139), (7, 56631), (21, 18877), (43, 9219), (129, 3073), (301, 1317), (439, 903)]