18107271

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22109}}^1$

素因数の和:22135

約数の個数: 24

約数和(自身を含む): 32192160

約数和(自身を除く): 14084889

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 91, 117, 273, 819, 22109, 66327, 154763, 198981, 287417, 464289, 862251, 1392867, 2011919, 2586753, 6035757, 18107271]

約数ペア:

[(1, 18107271), (3, 6035757), (7, 2586753), (9, 2011919), (13, 1392867), (21, 862251), (39, 464289), (63, 287417), (91, 198981), (117, 154763), (273, 66327), (819, 22109)]