219035531

素因数分解:

${\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{8191}}^1$

素因数の和:8243

約数の個数: 24

約数和(自身を含む): 274563072

約数和(自身を除く): 55527541

約数列:

[1, 11, 13, 17, 121, 143, 187, 221, 1573, 2057, 2431, 8191, 26741, 90101, 106483, 139247, 991111, 1171313, 1531717, 1810211, 12884443, 16848887, 19912321, 219035531]

約数ペア:

[(1, 219035531), (11, 19912321), (13, 16848887), (17, 12884443), (121, 1810211), (143, 1531717), (187, 1171313), (221, 991111), (1573, 139247), (2057, 106483), (2431, 90101), (8191, 26741)]