12720177

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{1019}}^1$

素因数の和:1117

約数の個数: 24

約数和(自身を含む): 19624800

約数和(自身を除く): 6904623

約数列:

[1, 3, 9, 19, 57, 73, 171, 219, 657, 1019, 1387, 3057, 4161, 9171, 12483, 19361, 58083, 74387, 174249, 223161, 669483, 1413353, 4240059, 12720177]

約数ペア:

[(1, 12720177), (3, 4240059), (9, 1413353), (19, 669483), (57, 223161), (73, 174249), (171, 74387), (219, 58083), (657, 19361), (1019, 12483), (1387, 9171), (3057, 4161)]