128240211

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1871}}^1$

素因数の和:1983

約数の個数: 32

約数和(自身を含む): 195526656

約数和(自身を除く): 67286445

約数列:

[1, 3, 11, 31, 33, 67, 93, 201, 341, 737, 1023, 1871, 2077, 2211, 5613, 6231, 20581, 22847, 58001, 61743, 68541, 125357, 174003, 376071, 638011, 1378927, 1914033, 3886067, 4136781, 11658201, 42746737, 128240211]

約数ペア:

[(1, 128240211), (3, 42746737), (11, 11658201), (31, 4136781), (33, 3886067), (67, 1914033), (93, 1378927), (201, 638011), (341, 376071), (737, 174003), (1023, 125357), (1871, 68541), (2077, 61743), (2211, 58001), (5613, 22847), (6231, 20581)]