28316708

素因数分解:

$2^2\times 7^3\times {\mathrm{20639}}^1$

素因数の和:20664

約数の個数: 24

約数和(自身を含む): 57792000

約数和(自身を除く): 29475292

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 20639, 41278, 82556, 144473, 288946, 577892, 1011311, 2022622, 4045244, 7079177, 14158354, 28316708]

約数ペア:

[(1, 28316708), (2, 14158354), (4, 7079177), (7, 4045244), (14, 2022622), (28, 1011311), (49, 577892), (98, 288946), (196, 144473), (343, 82556), (686, 41278), (1372, 20639)]