2720862

素因数分解:

$2^1\times 3^2\times {\mathrm{71}}^1\times {\mathrm{2129}}^1$

素因数の和:2208

約数の個数: 24

約数和(自身を含む): 5981040

約数和(自身を除く): 3260178

約数列:

[1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 639, 1278, 2129, 4258, 6387, 12774, 19161, 38322, 151159, 302318, 453477, 906954, 1360431, 2720862]

約数ペア:

[(1, 2720862), (2, 1360431), (3, 906954), (6, 453477), (9, 302318), (18, 151159), (71, 38322), (142, 19161), (213, 12774), (426, 6387), (639, 4258), (1278, 2129)]