123738639

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{28309}}^1$

素因数の和:28390

約数の個数: 16

約数和(自身を含む): 173936640

約数和(自身を除く): 50198001

約数列:

[1, 3, 31, 47, 93, 141, 1457, 4371, 28309, 84927, 877579, 1330523, 2632737, 3991569, 41246213, 123738639]

約数ペア:

[(1, 123738639), (3, 41246213), (31, 3991569), (47, 2632737), (93, 1330523), (141, 877579), (1457, 84927), (4371, 28309)]