28448564

素因数分解:

$2^2\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{919}}^1$

素因数の和:1103

約数の個数: 24

約数和(自身を含む): 51004800

約数和(自身を除く): 22556236

約数列:

[1, 2, 4, 71, 109, 142, 218, 284, 436, 919, 1838, 3676, 7739, 15478, 30956, 65249, 100171, 130498, 200342, 260996, 400684, 7112141, 14224282, 28448564]

約数ペア:

[(1, 28448564), (2, 14224282), (4, 7112141), (71, 400684), (109, 260996), (142, 200342), (218, 130498), (284, 100171), (436, 65249), (919, 30956), (1838, 15478), (3676, 7739)]