64171431

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{107}}^1\times {\mathrm{1801}}^1$

素因数の和:1951

約数の個数: 24

約数和(自身を含む): 96140304

約数和(自身を除く): 31968873

約数列:

[1, 3, 9, 37, 107, 111, 321, 333, 963, 1801, 3959, 5403, 11877, 16209, 35631, 66637, 192707, 199911, 578121, 599733, 1734363, 7130159, 21390477, 64171431]

約数ペア:

[(1, 64171431), (3, 21390477), (9, 7130159), (37, 1734363), (107, 599733), (111, 578121), (321, 199911), (333, 192707), (963, 66637), (1801, 35631), (3959, 16209), (5403, 11877)]