25215678513

素因数分解:

$3^4\times {\mathrm{5783}}^1\times {\mathrm{53831}}^1$

素因数の和:59626

約数の個数: 20

約数和(自身を含む): 37675078848

約数和(自身を除く): 12459400335

約数列:

[1, 3, 9, 27, 81, 5783, 17349, 52047, 53831, 156141, 161493, 468423, 484479, 1453437, 4360311, 311304673, 933914019, 2801742057, 8405226171, 25215678513]

約数ペア:

[(1, 25215678513), (3, 8405226171), (9, 2801742057), (27, 933914019), (81, 311304673), (5783, 4360311), (17349, 1453437), (52047, 484479), (53831, 468423), (156141, 161493)]