3999404

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{443}}^1$

素因数の和:545

約数の個数: 24

約数和(自身を含む): 7322448

約数和(自身を除く): 3323044

約数列:

[1, 2, 4, 37, 61, 74, 122, 148, 244, 443, 886, 1772, 2257, 4514, 9028, 16391, 27023, 32782, 54046, 65564, 108092, 999851, 1999702, 3999404]

約数ペア:

[(1, 3999404), (2, 1999702), (4, 999851), (37, 108092), (61, 65564), (74, 54046), (122, 32782), (148, 27023), (244, 16391), (443, 9028), (886, 4514), (1772, 2257)]