2018638545

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{249677}}^1$

素因数の和:249710

約数の個数: 48

約数和(自身を含む): 4098714048

約数和(自身を除く): 2080075503

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 49, 55, 77, 105, 147, 165, 231, 245, 385, 539, 735, 1155, 1617, 2695, 8085, 249677, 749031, 1248385, 1747739, 2746447, 3745155, 5243217, 8239341, 8738695, 12234173, 13732235, 19225129, 26216085, 36702519, 41196705, 57675387, 61170865, 96125645, 134575903, 183512595, 288376935, 403727709, 672879515, 2018638545]

約数ペア:

[(1, 2018638545), (3, 672879515), (5, 403727709), (7, 288376935), (11, 183512595), (15, 134575903), (21, 96125645), (33, 61170865), (35, 57675387), (49, 41196705), (55, 36702519), (77, 26216085), (105, 19225129), (147, 13732235), (165, 12234173), (231, 8738695), (245, 8239341), (385, 5243217), (539, 3745155), (735, 2746447), (1155, 1747739), (1617, 1248385), (2695, 749031), (8085, 249677)]