81657191

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{883}}^1\times {\mathrm{1201}}^1$

素因数の和:2102

約数の個数: 16

約数和(自身を含む): 102006528

約数和(自身を除く): 20349337

約数列:

[1, 7, 11, 77, 883, 1201, 6181, 8407, 9713, 13211, 67991, 92477, 1060483, 7423381, 11665313, 81657191]

約数ペア:

[(1, 81657191), (7, 11665313), (11, 7423381), (77, 1060483), (883, 92477), (1201, 67991), (6181, 13211), (8407, 9713)]