2820177

素因数分解:

$3^4\times {\mathrm{37}}^1\times {\mathrm{941}}^1$

素因数の和:990

約数の個数: 20

約数和(自身を含む): 4331316

約数和(自身を除く): 1511139

約数列:

[1, 3, 9, 27, 37, 81, 111, 333, 941, 999, 2823, 2997, 8469, 25407, 34817, 76221, 104451, 313353, 940059, 2820177]

約数ペア:

[(1, 2820177), (3, 940059), (9, 313353), (27, 104451), (37, 76221), (81, 34817), (111, 25407), (333, 8469), (941, 2997), (999, 2823)]