157212181

素因数分解:

$7^1\times {\mathrm{89}}^1\times {\mathrm{277}}^1\times {\mathrm{911}}^1$

素因数の和:1284

約数の個数: 16

約数和(自身を含む): 182545920

約数和(自身を除く): 25333739

約数列:

[1, 7, 89, 277, 623, 911, 1939, 6377, 24653, 81079, 172571, 252347, 567553, 1766429, 22458883, 157212181]

約数ペア:

[(1, 157212181), (7, 22458883), (89, 1766429), (277, 567553), (623, 252347), (911, 172571), (1939, 81079), (6377, 24653)]