201681965

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{181}}^1\times {\mathrm{13109}}^1$

素因数の和:13312

約数の個数: 16

約数和(自身を含む): 257690160

約数和(自身を除く): 56008195

約数列:

[1, 5, 17, 85, 181, 905, 3077, 13109, 15385, 65545, 222853, 1114265, 2372729, 11863645, 40336393, 201681965]

約数ペア:

[(1, 201681965), (5, 40336393), (17, 11863645), (85, 2372729), (181, 1114265), (905, 222853), (3077, 65545), (13109, 15385)]