27821578

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1\times {\mathrm{1049}}^1$

素因数の和:1289

約数の個数: 16

約数和(自身を含む): 42525000

約数和(自身を除く): 14703422

約数列:

[1, 2, 89, 149, 178, 298, 1049, 2098, 13261, 26522, 93361, 156301, 186722, 312602, 13910789, 27821578]

約数ペア:

[(1, 27821578), (2, 13910789), (89, 312602), (149, 186722), (178, 156301), (298, 93361), (1049, 26522), (2098, 13261)]