81609335

素因数分解:

$5^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{6781}}^1$

素因数の和:6898

約数の個数: 16

約数和(自身を含む): 102543840

約数和(自身を除く): 20934505

約数列:

[1, 5, 29, 83, 145, 415, 2407, 6781, 12035, 33905, 196649, 562823, 983245, 2814115, 16321867, 81609335]

約数ペア:

[(1, 81609335), (5, 16321867), (29, 2814115), (83, 983245), (145, 562823), (415, 196649), (2407, 33905), (6781, 12035)]