7920906

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{103}}^1\times {\mathrm{1831}}^1$

素因数の和:1946

約数の個数: 32

約数和(自身を含む): 18290688

約数和(自身を除く): 10369782

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 103, 206, 309, 618, 721, 1442, 1831, 2163, 3662, 4326, 5493, 10986, 12817, 25634, 38451, 76902, 188593, 377186, 565779, 1131558, 1320151, 2640302, 3960453, 7920906]

約数ペア:

[(1, 7920906), (2, 3960453), (3, 2640302), (6, 1320151), (7, 1131558), (14, 565779), (21, 377186), (42, 188593), (103, 76902), (206, 38451), (309, 25634), (618, 12817), (721, 10986), (1442, 5493), (1831, 4326), (2163, 3662)]