28646937

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{547}}^1$

素因数の和:610

約数の個数: 36

約数和(自身を含む): 47274864

約数和(自身を除く): 18627927

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 529, 547, 759, 1587, 1641, 2277, 4761, 4923, 5819, 6017, 12581, 17457, 18051, 37743, 52371, 54153, 113229, 138391, 289363, 415173, 868089, 1245519, 2604267, 3182993, 9548979, 28646937]

約数ペア:

[(1, 28646937), (3, 9548979), (9, 3182993), (11, 2604267), (23, 1245519), (33, 868089), (69, 415173), (99, 289363), (207, 138391), (253, 113229), (529, 54153), (547, 52371), (759, 37743), (1587, 18051), (1641, 17457), (2277, 12581), (4761, 6017), (4923, 5819)]