1280455868

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{1321}}^1\times {\mathrm{7817}}^1$

素因数の和:9173

約数の個数: 24

約数和(自身を含む): 2315128704

約数和(自身を除く): 1034672836

約数列:

[1, 2, 4, 31, 62, 124, 1321, 2642, 5284, 7817, 15634, 31268, 40951, 81902, 163804, 242327, 484654, 969308, 10326257, 20652514, 41305028, 320113967, 640227934, 1280455868]

約数ペア:

[(1, 1280455868), (2, 640227934), (4, 320113967), (31, 41305028), (62, 20652514), (124, 10326257), (1321, 969308), (2642, 484654), (5284, 242327), (7817, 163804), (15634, 81902), (31268, 40951)]