78435279

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{2549}}^1$

素因数の和:2831

約数の個数: 24

約数和(自身を含む): 122522400

約数和(自身を除く): 44087121

約数列:

[1, 3, 9, 13, 39, 117, 263, 789, 2367, 2549, 3419, 7647, 10257, 22941, 30771, 33137, 99411, 298233, 670387, 2011161, 6033483, 8715031, 26145093, 78435279]

約数ペア:

[(1, 78435279), (3, 26145093), (9, 8715031), (13, 6033483), (39, 2011161), (117, 670387), (263, 298233), (789, 99411), (2367, 33137), (2549, 30771), (3419, 22941), (7647, 10257)]