1995156905

素因数分解:

$5^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{686801}}^1$

素因数の和:686896

約数の個数: 16

約数和(自身を含む): 2769185664

約数和(自身を除く): 774028759

約数列:

[1, 5, 7, 35, 83, 415, 581, 2905, 686801, 3434005, 4807607, 24038035, 57004483, 285022415, 399031381, 1995156905]

約数ペア:

[(1, 1995156905), (5, 399031381), (7, 285022415), (35, 57004483), (83, 24038035), (415, 4807607), (581, 3434005), (2905, 686801)]