129299912

素因数分解:

$2^3\times 7^1\times {\mathrm{89}}^1\times {\mathrm{25943}}^1$

素因数の和:26045

約数の個数: 32

約数和(自身を含む): 280195200

約数和(自身を除く): 150895288

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 89, 178, 356, 623, 712, 1246, 2492, 4984, 25943, 51886, 103772, 181601, 207544, 363202, 726404, 1452808, 2308927, 4617854, 9235708, 16162489, 18471416, 32324978, 64649956, 129299912]

約数ペア:

[(1, 129299912), (2, 64649956), (4, 32324978), (7, 18471416), (8, 16162489), (14, 9235708), (28, 4617854), (56, 2308927), (89, 1452808), (178, 726404), (356, 363202), (623, 207544), (712, 181601), (1246, 103772), (2492, 51886), (4984, 25943)]