81485826

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{3761}}^1$

素因数の和:3946

約数の個数: 32

約数和(自身を含む): 171186048

約数和(自身を除く): 89700222

約数列:

[1, 2, 3, 6, 23, 46, 69, 138, 157, 314, 471, 942, 3611, 3761, 7222, 7522, 10833, 11283, 21666, 22566, 86503, 173006, 259509, 519018, 590477, 1180954, 1771431, 3542862, 13580971, 27161942, 40742913, 81485826]

約数ペア:

[(1, 81485826), (2, 40742913), (3, 27161942), (6, 13580971), (23, 3542862), (46, 1771431), (69, 1180954), (138, 590477), (157, 519018), (314, 259509), (471, 173006), (942, 86503), (3611, 22566), (3761, 21666), (7222, 11283), (7522, 10833)]