69780717

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:578

約数の個数: 32

約数和(自身を含む): 106272000

約数和(自身を除く): 36491283

約数列:

[1, 3, 9, 27, 71, 89, 213, 267, 409, 639, 801, 1227, 1917, 2403, 3681, 6319, 11043, 18957, 29039, 36401, 56871, 87117, 109203, 170613, 261351, 327609, 784053, 982827, 2584471, 7753413, 23260239, 69780717]

約数ペア:

[(1, 69780717), (3, 23260239), (9, 7753413), (27, 2584471), (71, 982827), (89, 784053), (213, 327609), (267, 261351), (409, 170613), (639, 109203), (801, 87117), (1227, 56871), (1917, 36401), (2403, 29039), (3681, 18957), (6319, 11043)]