81351935

素因数分解:

$5^1\times 7^1\times {\mathrm{421}}^1\times {\mathrm{5521}}^1$

素因数の和:5954

約数の個数: 16

約数和(自身を含む): 111853632

約数和(自身を除く): 30501697

約数列:

[1, 5, 7, 35, 421, 2105, 2947, 5521, 14735, 27605, 38647, 193235, 2324341, 11621705, 16270387, 81351935]

約数ペア:

[(1, 81351935), (5, 16270387), (7, 11621705), (35, 2324341), (421, 193235), (2105, 38647), (2947, 27605), (5521, 14735)]