3970449

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1$

素因数の和:170

約数の個数: 48

約数和(自身を含む): 7188480

約数和(自身を除く): 3218031

約数列:

[1, 3, 7, 9, 19, 21, 31, 57, 63, 93, 107, 133, 171, 217, 279, 321, 399, 589, 651, 749, 963, 1197, 1767, 1953, 2033, 2247, 3317, 4123, 5301, 6099, 6741, 9951, 12369, 14231, 18297, 23219, 29853, 37107, 42693, 63023, 69657, 128079, 189069, 208971, 441161, 567207, 1323483, 3970449]

約数ペア:

[(1, 3970449), (3, 1323483), (7, 567207), (9, 441161), (19, 208971), (21, 189069), (31, 128079), (57, 69657), (63, 63023), (93, 42693), (107, 37107), (133, 29853), (171, 23219), (217, 18297), (279, 14231), (321, 12369), (399, 9951), (589, 6741), (651, 6099), (749, 5301), (963, 4123), (1197, 3317), (1767, 2247), (1953, 2033)]