1720787517

素因数分解:

$3^3\times {\mathrm{53}}^1\times {\mathrm{1202507}}^1$

素因数の和:1202569

約数の個数: 16

約数和(自身を含む): 2597417280

約数和(自身を除く): 876629763

約数列:

[1, 3, 9, 27, 53, 159, 477, 1431, 1202507, 3607521, 10822563, 32467689, 63732871, 191198613, 573595839, 1720787517]

約数ペア:

[(1, 1720787517), (3, 573595839), (9, 191198613), (27, 63732871), (53, 32467689), (159, 10822563), (477, 3607521), (1431, 1202507)]