78820287

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{12553}}^1$

素因数の和:12599

約数の個数: 32

約数和(自身を含む): 134980608

約数和(自身を除く): 56160321

約数列:

[1, 3, 7, 13, 21, 23, 39, 69, 91, 161, 273, 299, 483, 897, 2093, 6279, 12553, 37659, 87871, 163189, 263613, 288719, 489567, 866157, 1142323, 2021033, 3426969, 3753347, 6063099, 11260041, 26273429, 78820287]

約数ペア:

[(1, 78820287), (3, 26273429), (7, 11260041), (13, 6063099), (21, 3753347), (23, 3426969), (39, 2021033), (69, 1142323), (91, 866157), (161, 489567), (273, 288719), (299, 263613), (483, 163189), (897, 87871), (2093, 37659), (6279, 12553)]