12870039

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47143}}^1$

素因数の和:47166

約数の個数: 16

約数和(自身を含む): 21120512

約数和(自身を除く): 8250473

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 47143, 141429, 330001, 612859, 990003, 1838577, 4290013, 12870039]

約数ペア:

[(1, 12870039), (3, 4290013), (7, 1838577), (13, 990003), (21, 612859), (39, 330001), (91, 141429), (273, 47143)]