1279609227

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{20753}}^1$

素因数の和:20820

約数の個数: 48

約数和(自身を含む): 2175683328

約数和(自身を除く): 896074101

約数列:

[1, 3, 9, 13, 17, 31, 39, 51, 93, 117, 153, 221, 279, 403, 527, 663, 1209, 1581, 1989, 3627, 4743, 6851, 20553, 20753, 61659, 62259, 186777, 269789, 352801, 643343, 809367, 1058403, 1930029, 2428101, 3175209, 4586413, 5790087, 8363459, 10936831, 13759239, 25090377, 32810493, 41277717, 75271131, 98431479, 142178803, 426536409, 1279609227]

約数ペア:

[(1, 1279609227), (3, 426536409), (9, 142178803), (13, 98431479), (17, 75271131), (31, 41277717), (39, 32810493), (51, 25090377), (93, 13759239), (117, 10936831), (153, 8363459), (221, 5790087), (279, 4586413), (403, 3175209), (527, 2428101), (663, 1930029), (1209, 1058403), (1581, 809367), (1989, 643343), (3627, 352801), (4743, 269789), (6851, 186777), (20553, 62259), (20753, 61659)]