1320808437

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{1254329}}^1$

素因数の和:1254354

約数の個数: 20

約数和(自身を含む): 2124835020

約数和(自身を除く): 804026583

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 1254329, 3762987, 11288961, 16306277, 33866883, 48918831, 101600649, 146756493, 440269479, 1320808437]

約数ペア:

[(1, 1320808437), (3, 440269479), (9, 146756493), (13, 101600649), (27, 48918831), (39, 33866883), (81, 16306277), (117, 11288961), (351, 3762987), (1053, 1254329)]