28357316

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{1231}}^1$

素因数の和:1691

約数の個数: 24

約数和(自身を含む): 53606784

約数和(自身を除く): 25249468

約数列:

[1, 2, 4, 13, 26, 52, 443, 886, 1231, 1772, 2462, 4924, 5759, 11518, 16003, 23036, 32006, 64012, 545333, 1090666, 2181332, 7089329, 14178658, 28357316]

約数ペア:

[(1, 28357316), (2, 14178658), (4, 7089329), (13, 2181332), (26, 1090666), (52, 545333), (443, 64012), (886, 32006), (1231, 23036), (1772, 16003), (2462, 11518), (4924, 5759)]