15996855

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{2087}}^1$

素因数の和:2175

約数の個数: 32

約数和(自身を含む): 29666304

約数和(自身を除く): 13669449

約数列:

[1, 3, 5, 7, 15, 21, 35, 73, 105, 219, 365, 511, 1095, 1533, 2087, 2555, 6261, 7665, 10435, 14609, 31305, 43827, 73045, 152351, 219135, 457053, 761755, 1066457, 2285265, 3199371, 5332285, 15996855]

約数ペア:

[(1, 15996855), (3, 5332285), (5, 3199371), (7, 2285265), (15, 1066457), (21, 761755), (35, 457053), (73, 219135), (105, 152351), (219, 73045), (365, 43827), (511, 31305), (1095, 14609), (1533, 10435), (2087, 7665), (2555, 6261)]