28318870

素因数分解:

$2^1\times 5^1\times {\mathrm{1621}}^1\times {\mathrm{1747}}^1$

素因数の和:3375

約数の個数: 16

約数和(自身を含む): 51034608

約数和(自身を除く): 22715738

約数列:

[1, 2, 5, 10, 1621, 1747, 3242, 3494, 8105, 8735, 16210, 17470, 2831887, 5663774, 14159435, 28318870]

約数ペア:

[(1, 28318870), (2, 14159435), (5, 5663774), (10, 2831887), (1621, 17470), (1747, 16210), (3242, 8735), (3494, 8105)]