3994641

素因数分解:

$3^2\times 7^1\times {\mathrm{163}}^1\times {\mathrm{389}}^1$

素因数の和:565

約数の個数: 24

約数和(自身を含む): 6651840

約数和(自身を除く): 2657199

約数列:

[1, 3, 7, 9, 21, 63, 163, 389, 489, 1141, 1167, 1467, 2723, 3423, 3501, 8169, 10269, 24507, 63407, 190221, 443849, 570663, 1331547, 3994641]

約数ペア:

[(1, 3994641), (3, 1331547), (7, 570663), (9, 443849), (21, 190221), (63, 63407), (163, 24507), (389, 10269), (489, 8169), (1141, 3501), (1167, 3423), (1467, 2723)]