31974714

素因数分解:

$2^1\times 3^2\times {\mathrm{43}}^1\times {\mathrm{109}}^1\times {\mathrm{379}}^1$

素因数の和:539

約数の個数: 48

約数和(自身を含む): 71728800

約数和(自身を除く): 39754086

約数列:

[1, 2, 3, 6, 9, 18, 43, 86, 109, 129, 218, 258, 327, 379, 387, 654, 758, 774, 981, 1137, 1962, 2274, 3411, 4687, 6822, 9374, 14061, 16297, 28122, 32594, 41311, 42183, 48891, 82622, 84366, 97782, 123933, 146673, 247866, 293346, 371799, 743598, 1776373, 3552746, 5329119, 10658238, 15987357, 31974714]

約数ペア:

[(1, 31974714), (2, 15987357), (3, 10658238), (6, 5329119), (9, 3552746), (18, 1776373), (43, 743598), (86, 371799), (109, 293346), (129, 247866), (218, 146673), (258, 123933), (327, 97782), (379, 84366), (387, 82622), (654, 48891), (758, 42183), (774, 41311), (981, 32594), (1137, 28122), (1962, 16297), (2274, 14061), (3411, 9374), (4687, 6822)]