639076977

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{773}}^1\times {\mathrm{1193}}^1$

素因数の和:1990

約数の個数: 48

約数和(自身を含む): 1153346688

約数和(自身を除く): 514269711

約数列:

[1, 3, 7, 9, 11, 21, 33, 63, 77, 99, 231, 693, 773, 1193, 2319, 3579, 5411, 6957, 8351, 8503, 10737, 13123, 16233, 25053, 25509, 39369, 48699, 59521, 75159, 76527, 91861, 118107, 178563, 275583, 535689, 826749, 922189, 2766567, 6455323, 8299701, 10144079, 19365969, 30432237, 58097907, 71008553, 91296711, 213025659, 639076977]

約数ペア:

[(1, 639076977), (3, 213025659), (7, 91296711), (9, 71008553), (11, 58097907), (21, 30432237), (33, 19365969), (63, 10144079), (77, 8299701), (99, 6455323), (231, 2766567), (693, 922189), (773, 826749), (1193, 535689), (2319, 275583), (3579, 178563), (5411, 118107), (6957, 91861), (8351, 76527), (8503, 75159), (10737, 59521), (13123, 48699), (16233, 39369), (25053, 25509)]