2809842

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{149}}^1\times {\mathrm{449}}^1$

素因数の和:610

約数の個数: 32

約数和(自身を含む): 6480000

約数和(自身を除く): 3670158

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 149, 298, 447, 449, 894, 898, 1043, 1347, 2086, 2694, 3129, 3143, 6258, 6286, 9429, 18858, 66901, 133802, 200703, 401406, 468307, 936614, 1404921, 2809842]

約数ペア:

[(1, 2809842), (2, 1404921), (3, 936614), (6, 468307), (7, 401406), (14, 200703), (21, 133802), (42, 66901), (149, 18858), (298, 9429), (447, 6286), (449, 6258), (894, 3143), (898, 3129), (1043, 2694), (1347, 2086)]