64898091

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{42169}}^1$

素因数の和:42200

約数の個数: 20

約数和(自身を含む): 102051400

約数和(自身を除く): 37153309

約数列:

[1, 3, 9, 19, 27, 57, 81, 171, 513, 1539, 42169, 126507, 379521, 801211, 1138563, 2403633, 3415689, 7210899, 21632697, 64898091]

約数ペア:

[(1, 64898091), (3, 21632697), (9, 7210899), (19, 3415689), (27, 2403633), (57, 1138563), (81, 801211), (171, 379521), (513, 126507), (1539, 42169)]