78298753

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{643}}^1$

素因数の和:721

約数の個数: 32

約数和(自身を含む): 97372800

約数和(自身を除く): 19074047

約数列:

[1, 13, 17, 19, 29, 221, 247, 323, 377, 493, 551, 643, 4199, 6409, 7163, 8359, 9367, 10931, 12217, 18647, 121771, 142103, 158821, 207689, 242411, 316999, 354293, 2699957, 4120987, 4605809, 6022981, 78298753]

約数ペア:

[(1, 78298753), (13, 6022981), (17, 4605809), (19, 4120987), (29, 2699957), (221, 354293), (247, 316999), (323, 242411), (377, 207689), (493, 158821), (551, 142103), (643, 121771), (4199, 18647), (6409, 12217), (7163, 10931), (8359, 9367)]