138839155

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{13267}}^1$

素因数の和:13315

約数の個数: 32

約数和(自身を含む): 213986304

約数和(自身を除く): 75147149

約数列:

[1, 5, 7, 13, 23, 35, 65, 91, 115, 161, 299, 455, 805, 1495, 2093, 10465, 13267, 66335, 92869, 172471, 305141, 464345, 862355, 1207297, 1525705, 2135987, 3966833, 6036485, 10679935, 19834165, 27767831, 138839155]

約数ペア:

[(1, 138839155), (5, 27767831), (7, 19834165), (13, 10679935), (23, 6036485), (35, 3966833), (65, 2135987), (91, 1525705), (115, 1207297), (161, 862355), (299, 464345), (455, 305141), (805, 172471), (1495, 92869), (2093, 66335), (10465, 13267)]