201992665

素因数分解:

$5^1\times 7^1\times {\mathrm{283}}^1\times {\mathrm{20393}}^1$

素因数の和:20688

約数の個数: 16

約数和(自身を含む): 278011008

約数和(自身を除く): 76018343

約数列:

[1, 5, 7, 35, 283, 1415, 1981, 9905, 20393, 101965, 142751, 713755, 5771219, 28856095, 40398533, 201992665]

約数ペア:

[(1, 201992665), (5, 40398533), (7, 28856095), (35, 5771219), (283, 713755), (1415, 142751), (1981, 101965), (9905, 20393)]