23891855

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{167}}^1$

素因数の和:287

約数の個数: 32

約数和(自身を含む): 32514048

約数和(自身を除く): 8622193

約数列:

[1, 5, 13, 31, 65, 71, 155, 167, 355, 403, 835, 923, 2015, 2171, 2201, 4615, 5177, 10855, 11005, 11857, 25885, 28613, 59285, 67301, 143065, 154141, 336505, 367567, 770705, 1837835, 4778371, 23891855]

約数ペア:

[(1, 23891855), (5, 4778371), (13, 1837835), (31, 770705), (65, 367567), (71, 336505), (155, 154141), (167, 143065), (355, 67301), (403, 59285), (835, 28613), (923, 25885), (2015, 11857), (2171, 11005), (2201, 10855), (4615, 5177)]