1887651

素因数分解:

$3^3\times {\mathrm{151}}^1\times {\mathrm{463}}^1$

素因数の和:623

約数の個数: 16

約数和(自身を含む): 2821120

約数和(自身を除く): 933469

約数列:

[1, 3, 9, 27, 151, 453, 463, 1359, 1389, 4077, 4167, 12501, 69913, 209739, 629217, 1887651]

約数ペア:

[(1, 1887651), (3, 629217), (9, 209739), (27, 69913), (151, 12501), (453, 4167), (463, 4077), (1359, 1389)]