206893239

素因数分解:

$3^1\times 7^2\times {\mathrm{277}}^1\times {\mathrm{5081}}^1$

素因数の和:5375

約数の個数: 24

約数和(自身を含む): 322117488

約数和(自身を除く): 115224249

約数列:

[1, 3, 7, 21, 49, 147, 277, 831, 1939, 5081, 5817, 13573, 15243, 35567, 40719, 106701, 248969, 746907, 1407437, 4222311, 9852059, 29556177, 68964413, 206893239]

約数ペア:

[(1, 206893239), (3, 68964413), (7, 29556177), (21, 9852059), (49, 4222311), (147, 1407437), (277, 746907), (831, 248969), (1939, 106701), (5081, 40719), (5817, 35567), (13573, 15243)]