61431585

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{1103}}^1$

素因数の和:1237

約数の個数: 32

約数和(自身を含む): 101744640

約数和(自身を除く): 40313055

約数列:

[1, 3, 5, 15, 47, 79, 141, 235, 237, 395, 705, 1103, 1185, 3309, 3713, 5515, 11139, 16545, 18565, 51841, 55695, 87137, 155523, 259205, 261411, 435685, 777615, 1307055, 4095439, 12286317, 20477195, 61431585]

約数ペア:

[(1, 61431585), (3, 20477195), (5, 12286317), (15, 4095439), (47, 1307055), (79, 777615), (141, 435685), (235, 261411), (237, 259205), (395, 155523), (705, 87137), (1103, 55695), (1185, 51841), (3309, 18565), (3713, 16545), (5515, 11139)]