1288737

素因数分解:

$3^3\times {\mathrm{59}}^1\times {\mathrm{809}}^1$

素因数の和:877

約数の個数: 16

約数和(自身を含む): 1944000

約数和(自身を除く): 655263

約数列:

[1, 3, 9, 27, 59, 177, 531, 809, 1593, 2427, 7281, 21843, 47731, 143193, 429579, 1288737]

約数ペア:

[(1, 1288737), (3, 429579), (9, 143193), (27, 47731), (59, 21843), (177, 7281), (531, 2427), (809, 1593)]