81410945

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{211457}}^1$

素因数の和:211480

約数の個数: 16

約数和(自身を含む): 121799808

約数和(自身を除く): 40388863

約数列:

[1, 5, 7, 11, 35, 55, 77, 385, 211457, 1057285, 1480199, 2326027, 7400995, 11630135, 16282189, 81410945]

約数ペア:

[(1, 81410945), (5, 16282189), (7, 11630135), (11, 7400995), (35, 2326027), (55, 1480199), (77, 1057285), (385, 211457)]