55131769

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{1117}}^1$

素因数の和:1776

約数の個数: 16

約数和(自身を含む): 68904576

約数和(自身を除く): 13772807

約数列:

[1, 7, 11, 77, 641, 1117, 4487, 7051, 7819, 12287, 49357, 86009, 715997, 5011979, 7875967, 55131769]

約数ペア:

[(1, 55131769), (7, 7875967), (11, 5011979), (77, 715997), (641, 86009), (1117, 49357), (4487, 12287), (7051, 7819)]