1216341

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{449}}^1$

素因数の和:505

約数の個数: 24

約数和(自身を含む): 2059200

約数和(自身を除く): 842859

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 449, 903, 1347, 2709, 3143, 4041, 9429, 19307, 28287, 57921, 135149, 173763, 405447, 1216341]

約数ペア:

[(1, 1216341), (3, 405447), (7, 173763), (9, 135149), (21, 57921), (43, 28287), (63, 19307), (129, 9429), (301, 4041), (387, 3143), (449, 2709), (903, 1347)]