15031121

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{1049}}^1$

素因数の和:1168

約数の個数: 16

約数和(自身を含む): 18144000

約数和(自身を除く): 3112879

約数列:

[1, 7, 23, 89, 161, 623, 1049, 2047, 7343, 14329, 24127, 93361, 168889, 653527, 2147303, 15031121]

約数ペア:

[(1, 15031121), (7, 2147303), (23, 653527), (89, 168889), (161, 93361), (623, 24127), (1049, 14329), (2047, 7343)]