39897815

素因数分解:

$5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{3853}}^1$

素因数の和:3986

約数の個数: 16

約数和(自身を含む): 50872800

約数和(自身を除く): 10974985

約数列:

[1, 5, 19, 95, 109, 545, 2071, 3853, 10355, 19265, 73207, 366035, 419977, 2099885, 7979563, 39897815]

約数ペア:

[(1, 39897815), (5, 7979563), (19, 2099885), (95, 419977), (109, 366035), (545, 73207), (2071, 19265), (3853, 10355)]