131486238

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{561907}}^1$

素因数の和:561928

約数の個数: 24

約数和(自身を含む): 306801768

約数和(自身を除く): 175315530

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 561907, 1123814, 1685721, 3371442, 5057163, 7304791, 10114326, 14609582, 21914373, 43828746, 65743119, 131486238]

約数ペア:

[(1, 131486238), (2, 65743119), (3, 43828746), (6, 21914373), (9, 14609582), (13, 10114326), (18, 7304791), (26, 5057163), (39, 3371442), (78, 1685721), (117, 1123814), (234, 561907)]