649410047

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{20549}}^1$

素因数の和:20603

約数の個数: 24

約数和(自身を含む): 812300400

約数和(自身を除く): 162890353

約数列:

[1, 11, 13, 17, 143, 169, 187, 221, 1859, 2431, 2873, 20549, 31603, 226039, 267137, 349333, 2938507, 3472781, 3842663, 4541329, 38200591, 49954619, 59037277, 649410047]

約数ペア:

[(1, 649410047), (11, 59037277), (13, 49954619), (17, 38200591), (143, 4541329), (169, 3842663), (187, 3472781), (221, 2938507), (1859, 349333), (2431, 267137), (2873, 226039), (20549, 31603)]