76820157

素因数分解:

$3^4\times {\mathrm{139}}^1\times {\mathrm{6823}}^1$

素因数の和:6974

約数の個数: 20

約数和(自身を含む): 115598560

約数和(自身を除く): 38778403

約数列:

[1, 3, 9, 27, 81, 139, 417, 1251, 3753, 6823, 11259, 20469, 61407, 184221, 552663, 948397, 2845191, 8535573, 25606719, 76820157]

約数ペア:

[(1, 76820157), (3, 25606719), (9, 8535573), (27, 2845191), (81, 948397), (139, 552663), (417, 184221), (1251, 61407), (3753, 20469), (6823, 11259)]