12912811295

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1193}}^1\times {\mathrm{4391}}^1$

素因数の和:5635

約数の個数: 32

約数和(自身を含む): 16990715520

約数和(自身を除く): 4077904225

約数列:

[1, 5, 17, 29, 85, 145, 493, 1193, 2465, 4391, 5965, 20281, 21955, 34597, 74647, 101405, 127339, 172985, 373235, 588149, 636695, 2164763, 2940745, 5238463, 10823815, 26192315, 89053871, 151915427, 445269355, 759577135, 2582562259, 12912811295]

約数ペア:

[(1, 12912811295), (5, 2582562259), (17, 759577135), (29, 445269355), (85, 151915427), (145, 89053871), (493, 26192315), (1193, 10823815), (2465, 5238463), (4391, 2940745), (5965, 2164763), (20281, 636695), (21955, 588149), (34597, 373235), (74647, 172985), (101405, 127339)]