28431555

素因数分解:

$3^1\times 5^1\times {\mathrm{641}}^1\times {\mathrm{2957}}^1$

素因数の和:3606

約数の個数: 16

約数和(自身を含む): 45576864

約数和(自身を除く): 17145309

約数列:

[1, 3, 5, 15, 641, 1923, 2957, 3205, 8871, 9615, 14785, 44355, 1895437, 5686311, 9477185, 28431555]

約数ペア:

[(1, 28431555), (3, 9477185), (5, 5686311), (15, 1895437), (641, 44355), (1923, 14785), (2957, 9615), (3205, 8871)]