1278457687

素因数分解:

${\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{443}}^1\times {\mathrm{3041}}^1$

素因数の和:3570

約数の個数: 16

約数和(自身を含む): 1399271328

約数和(自身を除く): 120813641

約数列:

[1, 13, 73, 443, 949, 3041, 5759, 32339, 39533, 221993, 420407, 1347163, 2885909, 17513119, 98342899, 1278457687]

約数ペア:

[(1, 1278457687), (13, 98342899), (73, 17513119), (443, 2885909), (949, 1347163), (3041, 420407), (5759, 221993), (32339, 39533)]