7840908

素因数分解:

$2^2\times 3^3\times {\mathrm{79}}^1\times {\mathrm{919}}^1$

素因数の和:1011

約数の個数: 48

約数和(自身を含む): 20608000

約数和(自身を除く): 12767092

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 79, 108, 158, 237, 316, 474, 711, 919, 948, 1422, 1838, 2133, 2757, 2844, 3676, 4266, 5514, 8271, 8532, 11028, 16542, 24813, 33084, 49626, 72601, 99252, 145202, 217803, 290404, 435606, 653409, 871212, 1306818, 1960227, 2613636, 3920454, 7840908]

約数ペア:

[(1, 7840908), (2, 3920454), (3, 2613636), (4, 1960227), (6, 1306818), (9, 871212), (12, 653409), (18, 435606), (27, 290404), (36, 217803), (54, 145202), (79, 99252), (108, 72601), (158, 49626), (237, 33084), (316, 24813), (474, 16542), (711, 11028), (919, 8532), (948, 8271), (1422, 5514), (1838, 4266), (2133, 3676), (2757, 2844)]