3998001

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{3121}}^1$

素因数の和:3192

約数の個数: 16

約数和(自身を含む): 6194048

約数和(自身を除く): 2196047

約数列:

[1, 3, 7, 21, 61, 183, 427, 1281, 3121, 9363, 21847, 65541, 190381, 571143, 1332667, 3998001]

約数ペア:

[(1, 3998001), (3, 1332667), (7, 571143), (21, 190381), (61, 65541), (183, 21847), (427, 9363), (1281, 3121)]