7998774

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^2\times {\mathrm{103}}^1$

素因数の和:201

約数の個数: 48

約数和(自身を含む): 18899712

約数和(自身を除く): 10900938

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 103, 129, 206, 258, 301, 309, 602, 618, 721, 903, 1442, 1806, 1849, 2163, 3698, 4326, 4429, 5547, 8858, 11094, 12943, 13287, 25886, 26574, 31003, 38829, 62006, 77658, 93009, 186018, 190447, 380894, 571341, 1142682, 1333129, 2666258, 3999387, 7998774]

約数ペア:

[(1, 7998774), (2, 3999387), (3, 2666258), (6, 1333129), (7, 1142682), (14, 571341), (21, 380894), (42, 190447), (43, 186018), (86, 93009), (103, 77658), (129, 62006), (206, 38829), (258, 31003), (301, 26574), (309, 25886), (602, 13287), (618, 12943), (721, 11094), (903, 8858), (1442, 5547), (1806, 4429), (1849, 4326), (2163, 3698)]