129174787

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{313}}^1$

素因数の和:475

約数の個数: 32

約数和(自身を含む): 162777600

約数和(自身を除く): 33602813

約数列:

[1, 7, 19, 29, 107, 133, 203, 313, 551, 749, 2033, 2191, 3103, 3857, 5947, 9077, 14231, 21721, 33491, 41629, 58957, 63539, 172463, 234437, 412699, 636329, 971239, 1207241, 4454303, 6798673, 18453541, 129174787]

約数ペア:

[(1, 129174787), (7, 18453541), (19, 6798673), (29, 4454303), (107, 1207241), (133, 971239), (203, 636329), (313, 412699), (551, 234437), (749, 172463), (2033, 63539), (2191, 58957), (3103, 41629), (3857, 33491), (5947, 21721), (9077, 14231)]