18135005

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{1051}}^1$

素因数の和:1109

約数の個数: 32

約数和(自身を含む): 27267840

約数和(自身を除く): 9132835

約数列:

[1, 5, 7, 17, 29, 35, 85, 119, 145, 203, 493, 595, 1015, 1051, 2465, 3451, 5255, 7357, 17255, 17867, 30479, 36785, 89335, 125069, 152395, 213353, 518143, 625345, 1066765, 2590715, 3627001, 18135005]

約数ペア:

[(1, 18135005), (5, 3627001), (7, 2590715), (17, 1066765), (29, 625345), (35, 518143), (85, 213353), (119, 152395), (145, 125069), (203, 89335), (493, 36785), (595, 30479), (1015, 17867), (1051, 17255), (2465, 7357), (3451, 5255)]