15804985

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{101}}^1\times {\mathrm{263}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 23265792

約数和(自身を除く): 7460807

約数列:

[1, 5, 7, 17, 35, 85, 101, 119, 263, 505, 595, 707, 1315, 1717, 1841, 3535, 4471, 8585, 9205, 12019, 22355, 26563, 31297, 60095, 132815, 156485, 185941, 451571, 929705, 2257855, 3160997, 15804985]

約数ペア:

[(1, 15804985), (5, 3160997), (7, 2257855), (17, 929705), (35, 451571), (85, 185941), (101, 156485), (119, 132815), (263, 60095), (505, 31297), (595, 26563), (707, 22355), (1315, 12019), (1717, 9205), (1841, 8585), (3535, 4471)]