51689097

素因数分解:

$3^4\times {\mathrm{419}}^1\times {\mathrm{1523}}^1$

素因数の和:1954

約数の個数: 20

約数和(自身を含む): 77449680

約数和(自身を除く): 25760583

約数列:

[1, 3, 9, 27, 81, 419, 1257, 1523, 3771, 4569, 11313, 13707, 33939, 41121, 123363, 638137, 1914411, 5743233, 17229699, 51689097]

約数ペア:

[(1, 51689097), (3, 17229699), (9, 5743233), (27, 1914411), (81, 638137), (419, 123363), (1257, 41121), (1523, 33939), (3771, 13707), (4569, 11313)]