78855651

素因数分解:

$3^2\times 7^2\times {\mathrm{163}}^1\times {\mathrm{1097}}^1$

素因数の和:1280

約数の個数: 36

約数和(自身を含む): 133433352

約数和(自身を除く): 54577701

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 163, 441, 489, 1097, 1141, 1467, 3291, 3423, 7679, 7987, 9873, 10269, 23037, 23961, 53753, 69111, 71883, 161259, 178811, 483777, 536433, 1251677, 1609299, 3755031, 8761739, 11265093, 26285217, 78855651]

約数ペア:

[(1, 78855651), (3, 26285217), (7, 11265093), (9, 8761739), (21, 3755031), (49, 1609299), (63, 1251677), (147, 536433), (163, 483777), (441, 178811), (489, 161259), (1097, 71883), (1141, 69111), (1467, 53753), (3291, 23961), (3423, 23037), (7679, 10269), (7987, 9873)]