81728445

素因数分解:

$3^1\times 5^1\times {\mathrm{1787}}^1\times {\mathrm{3049}}^1$

素因数の和:4844

約数の個数: 16

約数和(自身を含む): 130881600

約数和(自身を除く): 49153155

約数列:

[1, 3, 5, 15, 1787, 3049, 5361, 8935, 9147, 15245, 26805, 45735, 5448563, 16345689, 27242815, 81728445]

約数ペア:

[(1, 81728445), (3, 27242815), (5, 16345689), (15, 5448563), (1787, 45735), (3049, 26805), (5361, 15245), (8935, 9147)]