31315834

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{311}}^1$

素因数の和:546

約数の個数: 32

約数和(自身を含む): 53913600

約数和(自身を除く): 22597766

約数列:

[1, 2, 11, 22, 23, 46, 199, 253, 311, 398, 506, 622, 2189, 3421, 4378, 4577, 6842, 7153, 9154, 14306, 50347, 61889, 78683, 100694, 123778, 157366, 680779, 1361558, 1423447, 2846894, 15657917, 31315834]

約数ペア:

[(1, 31315834), (2, 15657917), (11, 2846894), (22, 1423447), (23, 1361558), (46, 680779), (199, 157366), (253, 123778), (311, 100694), (398, 78683), (506, 61889), (622, 50347), (2189, 14306), (3421, 9154), (4378, 7153), (4577, 6842)]