28854290

素因数分解:

$2^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{67103}}^1$

素因数の和:67153

約数の個数: 16

約数和(自身を含む): 53146368

約数和(自身を除く): 24292078

約数列:

[1, 2, 5, 10, 43, 86, 215, 430, 67103, 134206, 335515, 671030, 2885429, 5770858, 14427145, 28854290]

約数ペア:

[(1, 28854290), (2, 14427145), (5, 5770858), (10, 2885429), (43, 671030), (86, 335515), (215, 134206), (430, 67103)]