218437989

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{11393}}^1$

素因数の和:11497

約数の個数: 32

約数和(自身を含む): 367524864

約数和(自身を除く): 149086875

約数列:

[1, 3, 7, 11, 21, 33, 77, 83, 231, 249, 581, 913, 1743, 2739, 6391, 11393, 19173, 34179, 79751, 125323, 239253, 375969, 877261, 945619, 2631783, 2836857, 6619333, 10401809, 19857999, 31205427, 72812663, 218437989]

約数ペア:

[(1, 218437989), (3, 72812663), (7, 31205427), (11, 19857999), (21, 10401809), (33, 6619333), (77, 2836857), (83, 2631783), (231, 945619), (249, 877261), (581, 375969), (913, 239253), (1743, 125323), (2739, 79751), (6391, 34179), (11393, 19173)]