2221101

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{1613}}^1$

素因数の和:1642

約数の個数: 20

約数和(自身を含む): 3515292

約数和(自身を除く): 1294191

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 1613, 4839, 14517, 27421, 43551, 82263, 130653, 246789, 740367, 2221101]

約数ペア:

[(1, 2221101), (3, 740367), (9, 246789), (17, 130653), (27, 82263), (51, 43551), (81, 27421), (153, 14517), (459, 4839), (1377, 1613)]