305066643

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{173}}^1\times {\mathrm{641}}^1$

素因数の和:955

約数の個数: 32

約数和(自身を含む): 471854592

約数和(自身を除く): 166787949

約数列:

[1, 3, 7, 21, 131, 173, 393, 519, 641, 917, 1211, 1923, 2751, 3633, 4487, 13461, 22663, 67989, 83971, 110893, 158641, 251913, 332679, 475923, 587797, 776251, 1763391, 2328753, 14526983, 43580949, 101688881, 305066643]

約数ペア:

[(1, 305066643), (3, 101688881), (7, 43580949), (21, 14526983), (131, 2328753), (173, 1763391), (393, 776251), (519, 587797), (641, 475923), (917, 332679), (1211, 251913), (1923, 158641), (2751, 110893), (3633, 83971), (4487, 67989), (13461, 22663)]