79670781

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{431}}^1$

素因数の和:526

約数の個数: 48

約数和(自身を含む): 129392640

約数和(自身を除く): 49721859

約数列:

[1, 3, 9, 19, 23, 47, 57, 69, 141, 171, 207, 423, 431, 437, 893, 1081, 1293, 1311, 2679, 3243, 3879, 3933, 8037, 8189, 9729, 9913, 20257, 20539, 24567, 29739, 60771, 61617, 73701, 89217, 182313, 184851, 188347, 384883, 465911, 565041, 1154649, 1397733, 1695123, 3463947, 4193199, 8852309, 26556927, 79670781]

約数ペア:

[(1, 79670781), (3, 26556927), (9, 8852309), (19, 4193199), (23, 3463947), (47, 1695123), (57, 1397733), (69, 1154649), (141, 565041), (171, 465911), (207, 384883), (423, 188347), (431, 184851), (437, 182313), (893, 89217), (1081, 73701), (1293, 61617), (1311, 60771), (2679, 29739), (3243, 24567), (3879, 20539), (3933, 20257), (8037, 9913), (8189, 9729)]