8513181

素因数分解:

$3^4\times {\mathrm{227}}^1\times {\mathrm{463}}^1$

素因数の和:702

約数の個数: 20

約数和(自身を含む): 12800832

約数和(自身を除く): 4287651

約数列:

[1, 3, 9, 27, 81, 227, 463, 681, 1389, 2043, 4167, 6129, 12501, 18387, 37503, 105101, 315303, 945909, 2837727, 8513181]

約数ペア:

[(1, 8513181), (3, 2837727), (9, 945909), (27, 315303), (81, 105101), (227, 37503), (463, 18387), (681, 12501), (1389, 6129), (2043, 4167)]