1720230021

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{2055233}}^1$

素因数の和:2055273

約数の個数: 16

約数和(自身を含む): 2630699520

約数和(自身を除く): 910469499

約数列:

[1, 3, 9, 27, 31, 93, 279, 837, 2055233, 6165699, 18497097, 55491291, 63712223, 191136669, 573410007, 1720230021]

約数ペア:

[(1, 1720230021), (3, 573410007), (9, 191136669), (27, 63712223), (31, 55491291), (93, 18497097), (279, 6165699), (837, 2055233)]