28660521

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{727}}^1\times {\mathrm{773}}^1$

素因数の和:1520

約数の個数: 16

約数和(自身を含む): 40569984

約数和(自身を除く): 11909463

約数列:

[1, 3, 17, 51, 727, 773, 2181, 2319, 12359, 13141, 37077, 39423, 561971, 1685913, 9553507, 28660521]

約数ペア:

[(1, 28660521), (3, 9553507), (17, 1685913), (51, 561971), (727, 39423), (773, 37077), (2181, 13141), (2319, 12359)]