80908317

素因数分解:

$3^2\times 7^1\times {\mathrm{83}}^1\times {\mathrm{15473}}^1$

素因数の和:15569

約数の個数: 24

約数和(自身を含む): 135180864

約数和(自身を除く): 54272547

約数列:

[1, 3, 7, 9, 21, 63, 83, 249, 581, 747, 1743, 5229, 15473, 46419, 108311, 139257, 324933, 974799, 1284259, 3852777, 8989813, 11558331, 26969439, 80908317]

約数ペア:

[(1, 80908317), (3, 26969439), (7, 11558331), (9, 8989813), (21, 3852777), (63, 1284259), (83, 974799), (249, 324933), (581, 139257), (747, 108311), (1743, 46419), (5229, 15473)]