78790803

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{257}}^1\times {\mathrm{1123}}^1$

素因数の和:1403

約数の個数: 32

約数和(自身を含む): 129916416

約数和(自身を除く): 51125613

約数列:

[1, 3, 7, 13, 21, 39, 91, 257, 273, 771, 1123, 1799, 3341, 3369, 5397, 7861, 10023, 14599, 23387, 23583, 43797, 70161, 102193, 288611, 306579, 865833, 2020277, 3751943, 6060831, 11255829, 26263601, 78790803]

約数ペア:

[(1, 78790803), (3, 26263601), (7, 11255829), (13, 6060831), (21, 3751943), (39, 2020277), (91, 865833), (257, 306579), (273, 288611), (771, 102193), (1123, 70161), (1799, 43797), (3341, 23583), (3369, 23387), (5397, 14599), (7861, 10023)]