28701474991

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{383}}^1\times {\mathrm{4519}}^1$

素因数の和:5035

約数の個数: 32

約数和(自身を含む): 34658058240

約数和(自身を除く): 5956583249

約数列:

[1, 7, 23, 103, 161, 383, 721, 2369, 2681, 4519, 8809, 16583, 31633, 39449, 61663, 103937, 276143, 465457, 727559, 907327, 1730777, 3258199, 6351289, 10705511, 12115439, 39807871, 74938577, 178270031, 278655097, 1247890217, 4100210713, 28701474991]

約数ペア:

[(1, 28701474991), (7, 4100210713), (23, 1247890217), (103, 278655097), (161, 178270031), (383, 74938577), (721, 39807871), (2369, 12115439), (2681, 10705511), (4519, 6351289), (8809, 3258199), (16583, 1730777), (31633, 907327), (39449, 727559), (61663, 465457), (103937, 276143)]