129721984

素因数分解:

$2^7\times 7^1\times {\mathrm{144779}}^1$

素因数の和:144800

約数の個数: 32

約数和(自身を含む): 295351200

約数和(自身を除く): 165629216

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 144779, 289558, 579116, 1013453, 1158232, 2026906, 2316464, 4053812, 4632928, 8107624, 9265856, 16215248, 18531712, 32430496, 64860992, 129721984]

約数ペア:

[(1, 129721984), (2, 64860992), (4, 32430496), (7, 18531712), (8, 16215248), (14, 9265856), (16, 8107624), (28, 4632928), (32, 4053812), (56, 2316464), (64, 2026906), (112, 1158232), (128, 1013453), (224, 579116), (448, 289558), (896, 144779)]