1566803817

素因数分解:

$3^4\times {\mathrm{719}}^1\times {\mathrm{26903}}^1$

素因数の和:27634

約数の個数: 20

約数和(自身を含む): 2343876480

約数和(自身を除く): 777072663

約数列:

[1, 3, 9, 27, 81, 719, 2157, 6471, 19413, 26903, 58239, 80709, 242127, 726381, 2179143, 19343257, 58029771, 174089313, 522267939, 1566803817]

約数ペア:

[(1, 1566803817), (3, 522267939), (9, 174089313), (27, 58029771), (81, 19343257), (719, 2179143), (2157, 726381), (6471, 242127), (19413, 80709), (26903, 58239)]