42507997

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{107}}^1$

素因数の和:265

約数の個数: 32

約数和(自身を含む): 53913600

約数和(自身を除く): 11405603

約数列:

[1, 7, 19, 29, 103, 107, 133, 203, 551, 721, 749, 1957, 2033, 2987, 3103, 3857, 11021, 13699, 14231, 20909, 21721, 56753, 58957, 77147, 209399, 319609, 397271, 412699, 1465793, 2237263, 6072571, 42507997]

約数ペア:

[(1, 42507997), (7, 6072571), (19, 2237263), (29, 1465793), (103, 412699), (107, 397271), (133, 319609), (203, 209399), (551, 77147), (721, 58957), (749, 56753), (1957, 21721), (2033, 20909), (2987, 14231), (3103, 13699), (3857, 11021)]