3978618

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2203}}^1$

素因数の和:2258

約数の個数: 32

約数和(自身を含む): 9309696

約数和(自身を除く): 5331078

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 2203, 4406, 6609, 13218, 15421, 30842, 46263, 92526, 94729, 189458, 284187, 568374, 663103, 1326206, 1989309, 3978618]

約数ペア:

[(1, 3978618), (2, 1989309), (3, 1326206), (6, 663103), (7, 568374), (14, 284187), (21, 189458), (42, 94729), (43, 92526), (86, 46263), (129, 30842), (258, 15421), (301, 13218), (602, 6609), (903, 4406), (1806, 2203)]