340079421

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{839}}^1$

素因数の和:1097

約数の個数: 32

約数和(自身を含む): 505128960

約数和(自身を除く): 165049539

約数列:

[1, 3, 11, 33, 71, 173, 213, 519, 781, 839, 1903, 2343, 2517, 5709, 9229, 12283, 27687, 36849, 59569, 135113, 145147, 178707, 405339, 435441, 655259, 1596617, 1965777, 4789851, 10305437, 30916311, 113359807, 340079421]

約数ペア:

[(1, 340079421), (3, 113359807), (11, 30916311), (33, 10305437), (71, 4789851), (173, 1965777), (213, 1596617), (519, 655259), (781, 435441), (839, 405339), (1903, 178707), (2343, 145147), (2517, 135113), (5709, 59569), (9229, 36849), (12283, 27687)]