9721943

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1061}}^1$

素因数の和:1103

約数の個数: 24

約数和(自身を含む): 13075344

約数和(自身を除く): 3353401

約数列:

[1, 7, 11, 17, 49, 77, 119, 187, 539, 833, 1061, 1309, 7427, 9163, 11671, 18037, 51989, 81697, 126259, 198407, 571879, 883813, 1388849, 9721943]

約数ペア:

[(1, 9721943), (7, 1388849), (11, 883813), (17, 571879), (49, 198407), (77, 126259), (119, 81697), (187, 51989), (539, 18037), (833, 11671), (1061, 9163), (1309, 7427)]