64393399

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{3361}}^1$

素因数の和:3415

約数の個数: 24

約数和(自身を含む): 82785888

約数和(自身を除く): 18392489

約数列:

[1, 7, 17, 23, 49, 119, 161, 391, 833, 1127, 2737, 3361, 19159, 23527, 57137, 77303, 164689, 399959, 541121, 1314151, 2799713, 3787847, 9199057, 64393399]

約数ペア:

[(1, 64393399), (7, 9199057), (17, 3787847), (23, 2799713), (49, 1314151), (119, 541121), (161, 399959), (391, 164689), (833, 77303), (1127, 57137), (2737, 23527), (3361, 19159)]