80781909

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{121843}}^1$

素因数の和:121876

約数の個数: 16

約数和(自身を含む): 122818752

約数和(自身を除く): 42036843

約数列:

[1, 3, 13, 17, 39, 51, 221, 663, 121843, 365529, 1583959, 2071331, 4751877, 6213993, 26927303, 80781909]

約数ペア:

[(1, 80781909), (3, 26927303), (13, 6213993), (17, 4751877), (39, 2071331), (51, 1583959), (221, 365529), (663, 121843)]