26872443

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{239}}^1$

素因数の和:320

約数の個数: 36

約数和(自身を含む): 43374240

約数和(自身を除く): 16501797

約数列:

[1, 3, 9, 13, 31, 39, 93, 117, 239, 279, 403, 717, 961, 1209, 2151, 2883, 3107, 3627, 7409, 8649, 9321, 12493, 22227, 27963, 37479, 66681, 96317, 112437, 229679, 288951, 689037, 866853, 2067111, 2985827, 8957481, 26872443]

約数ペア:

[(1, 26872443), (3, 8957481), (9, 2985827), (13, 2067111), (31, 866853), (39, 689037), (93, 288951), (117, 229679), (239, 112437), (279, 96317), (403, 66681), (717, 37479), (961, 27963), (1209, 22227), (2151, 12493), (2883, 9321), (3107, 8649), (3627, 7409)]