219098867

素因数分解:

${\mathrm{13}}^2\times {\mathrm{37}}^2\times {\mathrm{947}}^1$

素因数の和:1047

約数の個数: 18

約数和(自身を含む): 244091988

約数和(自身を除く): 24993121

約数列:

[1, 13, 37, 169, 481, 947, 1369, 6253, 12311, 17797, 35039, 160043, 231361, 455507, 1296443, 5921591, 16853759, 219098867]

約数ペア:

[(1, 219098867), (13, 16853759), (37, 5921591), (169, 1296443), (481, 455507), (947, 231361), (1369, 160043), (6253, 35039), (12311, 17797)]