126321

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:136

約数の個数: 16

約数和(自身を含む): 188160

約数和(自身を除く): 61839

約数列:

[1, 3, 13, 39, 41, 79, 123, 237, 533, 1027, 1599, 3081, 3239, 9717, 42107, 126321]

約数ペア:

[(1, 126321), (3, 42107), (13, 9717), (39, 3239), (41, 3081), (79, 1599), (123, 1027), (237, 533)]