80864037

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{223}}^1\times {\mathrm{937}}^1$

素因数の和:1209

約数の個数: 24

約数和(自身を含む): 120184064

約数和(自身を除く): 39320027

約数列:

[1, 3, 9, 43, 129, 223, 387, 669, 937, 2007, 2811, 8433, 9589, 28767, 40291, 86301, 120873, 208951, 362619, 626853, 1880559, 8984893, 26954679, 80864037]

約数ペア:

[(1, 80864037), (3, 26954679), (9, 8984893), (43, 1880559), (129, 626853), (223, 362619), (387, 208951), (669, 120873), (937, 86301), (2007, 40291), (2811, 28767), (8433, 9589)]