28207564

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{91583}}^1$

素因数の和:91605

約数の個数: 24

約数和(自身を含む): 61544448

約数和(自身を除く): 33336884

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 91583, 183166, 366332, 641081, 1007413, 1282162, 2014826, 2564324, 4029652, 7051891, 14103782, 28207564]

約数ペア:

[(1, 28207564), (2, 14103782), (4, 7051891), (7, 4029652), (11, 2564324), (14, 2014826), (22, 1282162), (28, 1007413), (44, 641081), (77, 366332), (154, 183166), (308, 91583)]