394746219

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{1889}}^1$

素因数の和:2040

約数の個数: 48

約数和(自身を含む): 679311360

約数和(自身を除く): 284565141

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 107, 217, 279, 321, 651, 749, 963, 1889, 1953, 2247, 3317, 5667, 6741, 9951, 13223, 17001, 23219, 29853, 39669, 58559, 69657, 119007, 175677, 202123, 208971, 409913, 527031, 606369, 1229739, 1414861, 1819107, 3689217, 4244583, 6265813, 12733749, 18797439, 43860691, 56392317, 131582073, 394746219]

約数ペア:

[(1, 394746219), (3, 131582073), (7, 56392317), (9, 43860691), (21, 18797439), (31, 12733749), (63, 6265813), (93, 4244583), (107, 3689217), (217, 1819107), (279, 1414861), (321, 1229739), (651, 606369), (749, 527031), (963, 409913), (1889, 208971), (1953, 202123), (2247, 175677), (3317, 119007), (5667, 69657), (6741, 58559), (9951, 39669), (13223, 29853), (17001, 23219)]