56728371

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{1213}}^1$

素因数の和:1371

約数の個数: 32

約数和(自身を含む): 92302848

約数和(自身を除く): 35574477

約数列:

[1, 3, 7, 17, 21, 51, 119, 131, 357, 393, 917, 1213, 2227, 2751, 3639, 6681, 8491, 15589, 20621, 25473, 46767, 61863, 144347, 158903, 433041, 476709, 1112321, 2701351, 3336963, 8104053, 18909457, 56728371]

約数ペア:

[(1, 56728371), (3, 18909457), (7, 8104053), (17, 3336963), (21, 2701351), (51, 1112321), (119, 476709), (131, 433041), (357, 158903), (393, 144347), (917, 61863), (1213, 46767), (2227, 25473), (2751, 20621), (3639, 15589), (6681, 8491)]