978025342

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{677}}^1\times {\mathrm{5431}}^1$

素因数の和:6136

約数の個数: 32

約数和(自身を含む): 1767790080

約数和(自身を除く): 789764738

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 677, 1354, 4739, 5431, 9478, 10862, 12863, 25726, 38017, 76034, 90041, 103189, 180082, 206378, 722323, 1444646, 3676787, 7353574, 25737509, 51475018, 69858953, 139717906, 489012671, 978025342]

約数ペア:

[(1, 978025342), (2, 489012671), (7, 139717906), (14, 69858953), (19, 51475018), (38, 25737509), (133, 7353574), (266, 3676787), (677, 1444646), (1354, 722323), (4739, 206378), (5431, 180082), (9478, 103189), (10862, 90041), (12863, 76034), (25726, 38017)]