12543687

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{2749}}^1$

素因数の和:2784

約数の個数: 24

約数和(自身を含む): 20130000

約数和(自身を除く): 7586313

約数列:

[1, 3, 9, 13, 27, 39, 117, 169, 351, 507, 1521, 2749, 4563, 8247, 24741, 35737, 74223, 107211, 321633, 464581, 964899, 1393743, 4181229, 12543687]

約数ペア:

[(1, 12543687), (3, 4181229), (9, 1393743), (13, 964899), (27, 464581), (39, 321633), (117, 107211), (169, 74223), (351, 35737), (507, 24741), (1521, 8247), (2749, 4563)]