16687778787

素因数分解:

$3^3\times {\mathrm{4129}}^1\times {\mathrm{149689}}^1$

素因数の和:153827

約数の個数: 16

約数和(自身を含む): 24728788000

約数和(自身を除く): 8041009213

約数列:

[1, 3, 9, 27, 4129, 12387, 37161, 111483, 149689, 449067, 1347201, 4041603, 618065881, 1854197643, 5562592929, 16687778787]

約数ペア:

[(1, 16687778787), (3, 5562592929), (9, 1854197643), (27, 618065881), (4129, 4041603), (12387, 1347201), (37161, 449067), (111483, 149689)]