3993489

素因数分解:

$3^3\times {\mathrm{353}}^1\times {\mathrm{419}}^1$

素因数の和:781

約数の個数: 16

約数和(自身を含む): 5947200

約数和(自身を除く): 1953711

約数列:

[1, 3, 9, 27, 353, 419, 1059, 1257, 3177, 3771, 9531, 11313, 147907, 443721, 1331163, 3993489]

約数ペア:

[(1, 3993489), (3, 1331163), (9, 443721), (27, 147907), (353, 11313), (419, 9531), (1059, 3771), (1257, 3177)]