121489151

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{617}}^1\times {\mathrm{1223}}^1$

素因数の和:1870

約数の個数: 16

約数和(自身を含む): 145234944

約数和(自身を除く): 23745793

約数列:

[1, 7, 23, 161, 617, 1223, 4319, 8561, 14191, 28129, 99337, 196903, 754591, 5282137, 17355593, 121489151]

約数ペア:

[(1, 121489151), (7, 17355593), (23, 5282137), (161, 754591), (617, 196903), (1223, 99337), (4319, 28129), (8561, 14191)]