28017717

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{6037}}^1$

素因数の和:6077

約数の個数: 32

約数和(自身を含む): 48690432

約数和(自身を除く): 20672715

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 6037, 18111, 42259, 78481, 102629, 126777, 235443, 307887, 549367, 718403, 1334177, 1648101, 2155209, 4002531, 9339239, 28017717]

約数ペア:

[(1, 28017717), (3, 9339239), (7, 4002531), (13, 2155209), (17, 1648101), (21, 1334177), (39, 718403), (51, 549367), (91, 307887), (119, 235443), (221, 126777), (273, 102629), (357, 78481), (663, 42259), (1547, 18111), (4641, 6037)]