7857759

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{269}}^1$

素因数の和:399

約数の個数: 32

約数和(自身を含む): 13063680

約数和(自身を除く): 5205921

約数列:

[1, 3, 7, 13, 21, 39, 91, 107, 269, 273, 321, 749, 807, 1391, 1883, 2247, 3497, 4173, 5649, 9737, 10491, 24479, 28783, 29211, 73437, 86349, 201481, 374179, 604443, 1122537, 2619253, 7857759]

約数ペア:

[(1, 7857759), (3, 2619253), (7, 1122537), (13, 604443), (21, 374179), (39, 201481), (91, 86349), (107, 73437), (269, 29211), (273, 28783), (321, 24479), (749, 10491), (807, 9737), (1391, 5649), (1883, 4173), (2247, 3497)]