28235823

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{3943}}^1$

素因数の和:3995

約数の個数: 32

約数和(自身を含む): 48463872

約数和(自身を除く): 20228049

約数列:

[1, 3, 7, 11, 21, 31, 33, 77, 93, 217, 231, 341, 651, 1023, 2387, 3943, 7161, 11829, 27601, 43373, 82803, 122233, 130119, 303611, 366699, 855631, 910833, 1344563, 2566893, 4033689, 9411941, 28235823]

約数ペア:

[(1, 28235823), (3, 9411941), (7, 4033689), (11, 2566893), (21, 1344563), (31, 910833), (33, 855631), (77, 366699), (93, 303611), (217, 130119), (231, 122233), (341, 82803), (651, 43373), (1023, 27601), (2387, 11829), (3943, 7161)]