17979771

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{1151}}^1$

素因数の和:1322

約数の個数: 16

約数和(自身を含む): 24772608

約数和(自身を除く): 6792837

約数列:

[1, 3, 41, 123, 127, 381, 1151, 3453, 5207, 15621, 47191, 141573, 146177, 438531, 5993257, 17979771]

約数ペア:

[(1, 17979771), (3, 5993257), (41, 438531), (123, 146177), (127, 141573), (381, 47191), (1151, 15621), (3453, 5207)]