79271787

素因数分解:

$3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{103}}^1\times {\mathrm{547}}^1$

素因数の和:727

約数の個数: 32

約数和(自身を含む): 124014592

約数和(自身を除く): 44742805

約数列:

[1, 3, 7, 21, 67, 103, 201, 309, 469, 547, 721, 1407, 1641, 2163, 3829, 6901, 11487, 20703, 36649, 48307, 56341, 109947, 144921, 169023, 256543, 394387, 769629, 1183161, 3774847, 11324541, 26423929, 79271787]

約数ペア:

[(1, 79271787), (3, 26423929), (7, 11324541), (21, 3774847), (67, 1183161), (103, 769629), (201, 394387), (309, 256543), (469, 169023), (547, 144921), (721, 109947), (1407, 56341), (1641, 48307), (2163, 36649), (3829, 20703), (6901, 11487)]