66406959

素因数分解:

$3^4\times {\mathrm{641}}^1\times {\mathrm{1279}}^1$

素因数の和:1932

約数の個数: 20

約数和(自身を含む): 99432960

約数和(自身を除く): 33026001

約数列:

[1, 3, 9, 27, 81, 641, 1279, 1923, 3837, 5769, 11511, 17307, 34533, 51921, 103599, 819839, 2459517, 7378551, 22135653, 66406959]

約数ペア:

[(1, 66406959), (3, 22135653), (9, 7378551), (27, 2459517), (81, 819839), (641, 103599), (1279, 51921), (1923, 34533), (3837, 17307), (5769, 11511)]