2078691881

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{40529}}^1$

素因数の和:40984

約数の個数: 16

約数和(自身を含む): 2521290240

約数和(自身を除く): 442598359

約数列:

[1, 7, 17, 119, 431, 3017, 7327, 40529, 51289, 283703, 688993, 4822951, 17467999, 122275993, 296955983, 2078691881]

約数ペア:

[(1, 2078691881), (7, 296955983), (17, 122275993), (119, 17467999), (431, 4822951), (3017, 688993), (7327, 283703), (40529, 51289)]