15639351

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{57287}}^1$

素因数の和:57310

約数の個数: 16

約数和(自身を含む): 25665024

約数和(自身を除く): 10025673

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 57287, 171861, 401009, 744731, 1203027, 2234193, 5213117, 15639351]

約数ペア:

[(1, 15639351), (3, 5213117), (7, 2234193), (13, 1203027), (21, 744731), (39, 401009), (91, 171861), (273, 57287)]