869793790

素因数分解:

$2^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{701}}^1\times {\mathrm{977}}^1$

素因数の和:1812

約数の個数: 32

約数和(自身を含む): 1581825024

約数和(自身を除く): 712031234

約数列:

[1, 2, 5, 10, 127, 254, 635, 701, 977, 1270, 1402, 1954, 3505, 4885, 7010, 9770, 89027, 124079, 178054, 248158, 445135, 620395, 684877, 890270, 1240790, 1369754, 3424385, 6848770, 86979379, 173958758, 434896895, 869793790]

約数ペア:

[(1, 869793790), (2, 434896895), (5, 173958758), (10, 86979379), (127, 6848770), (254, 3424385), (635, 1369754), (701, 1240790), (977, 890270), (1270, 684877), (1402, 620395), (1954, 445135), (3505, 248158), (4885, 178054), (7010, 124079), (9770, 89027)]