1669213

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{83}}^1$

素因数の和:133

約数の個数: 24

約数和(自身を含む): 2213568

約数和(自身を除く): 544355

約数列:

[1, 7, 13, 17, 83, 91, 119, 169, 221, 581, 1079, 1183, 1411, 1547, 2873, 7553, 9877, 14027, 18343, 20111, 98189, 128401, 238459, 1669213]

約数ペア:

[(1, 1669213), (7, 238459), (13, 128401), (17, 98189), (83, 20111), (91, 18343), (119, 14027), (169, 9877), (221, 7553), (581, 2873), (1079, 1547), (1183, 1411)]