28645708

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{78697}}^1$

素因数の和:78721

約数の個数: 24

約数和(自身を含む): 61699232

約数和(自身を除く): 33053524

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 78697, 157394, 314788, 550879, 1023061, 1101758, 2046122, 2203516, 4092244, 7161427, 14322854, 28645708]

約数ペア:

[(1, 28645708), (2, 14322854), (4, 7161427), (7, 4092244), (13, 2203516), (14, 2046122), (26, 1101758), (28, 1023061), (52, 550879), (91, 314788), (182, 157394), (364, 78697)]