139968003

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{37}}^1\times {\mathrm{499}}^1$

素因数の和:584

約数の個数: 48

約数和(自身を含む): 231648000

約数和(自身を除く): 91679997

約数列:

[1, 3, 7, 19, 21, 37, 57, 111, 133, 259, 361, 399, 499, 703, 777, 1083, 1497, 2109, 2527, 3493, 4921, 7581, 9481, 10479, 13357, 14763, 18463, 28443, 40071, 55389, 66367, 93499, 129241, 180139, 199101, 280497, 350797, 387723, 540417, 1052391, 1260973, 2455579, 3782919, 6665143, 7366737, 19995429, 46656001, 139968003]

約数ペア:

[(1, 139968003), (3, 46656001), (7, 19995429), (19, 7366737), (21, 6665143), (37, 3782919), (57, 2455579), (111, 1260973), (133, 1052391), (259, 540417), (361, 387723), (399, 350797), (499, 280497), (703, 199101), (777, 180139), (1083, 129241), (1497, 93499), (2109, 66367), (2527, 55389), (3493, 40071), (4921, 28443), (7581, 18463), (9481, 14763), (10479, 13357)]