80920049

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{7079}}^1$

素因数の和:7180

約数の個数: 16

約数和(自身を含む): 97873920

約数和(自身を除く): 16953871

約数列:

[1, 7, 23, 71, 161, 497, 1633, 7079, 11431, 49553, 162817, 502609, 1139719, 3518263, 11560007, 80920049]

約数ペア:

[(1, 80920049), (7, 11560007), (23, 3518263), (71, 1139719), (161, 502609), (497, 162817), (1633, 49553), (7079, 11431)]