2003148721

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1\times {\mathrm{12511}}^1$

素因数の和:12864

約数の個数: 16

約数和(自身を含む): 2324229120

約数和(自身を除く): 321080399

約数列:

[1, 7, 89, 257, 623, 1799, 12511, 22873, 87577, 160111, 1113479, 3215327, 7794353, 22507289, 286164103, 2003148721]

約数ペア:

[(1, 2003148721), (7, 286164103), (89, 22507289), (257, 7794353), (623, 3215327), (1799, 1113479), (12511, 160111), (22873, 87577)]