3984939

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{1471}}^1$

素因数の和:1527

約数の個数: 24

約数和(自身を含む): 6735872

約数和(自身を除く): 2750933

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 1471, 2709, 4413, 10297, 13239, 30891, 63253, 92673, 189759, 442771, 569277, 1328313, 3984939]

約数ペア:

[(1, 3984939), (3, 1328313), (7, 569277), (9, 442771), (21, 189759), (43, 92673), (63, 63253), (129, 30891), (301, 13239), (387, 10297), (903, 4413), (1471, 2709)]