13042551

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{991}}^1$

素因数の和:1142

約数の個数: 16

約数和(自身を含む): 17998848

約数和(自身を除く): 4956297

約数列:

[1, 3, 41, 107, 123, 321, 991, 2973, 4387, 13161, 40631, 106037, 121893, 318111, 4347517, 13042551]

約数ペア:

[(1, 13042551), (3, 4347517), (41, 318111), (107, 121893), (123, 106037), (321, 40631), (991, 13161), (2973, 4387)]