127979826

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{4957}}^1$

素因数の和:5306

約数の個数: 32

約数和(自身を含む): 276537408

約数和(自身を除く): 148557582

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 331, 662, 993, 1986, 4303, 4957, 8606, 9914, 12909, 14871, 25818, 29742, 64441, 128882, 193323, 386646, 1640767, 3281534, 4922301, 9844602, 21329971, 42659942, 63989913, 127979826]

約数ペア:

[(1, 127979826), (2, 63989913), (3, 42659942), (6, 21329971), (13, 9844602), (26, 4922301), (39, 3281534), (78, 1640767), (331, 386646), (662, 193323), (993, 128882), (1986, 64441), (4303, 29742), (4957, 25818), (8606, 14871), (9914, 12909)]