222486257

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{38903}}^1$

素因数の和:38972

約数の個数: 16

約数和(自身を含む): 273884160

約数和(自身を除く): 51397903

約数列:

[1, 7, 19, 43, 133, 301, 817, 5719, 38903, 272321, 739157, 1672829, 5174099, 11709803, 31783751, 222486257]

約数ペア:

[(1, 222486257), (7, 31783751), (19, 11709803), (43, 5174099), (133, 1672829), (301, 739157), (817, 272321), (5719, 38903)]