12381681

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{5381}}^1$

素因数の和:5456

約数の個数: 16

約数和(自身を含む): 18083520

約数和(自身を除く): 5701839

約数列:

[1, 3, 13, 39, 59, 177, 767, 2301, 5381, 16143, 69953, 209859, 317479, 952437, 4127227, 12381681]

約数ペア:

[(1, 12381681), (3, 4127227), (13, 952437), (39, 317479), (59, 209859), (177, 69953), (767, 16143), (2301, 5381)]