123798543

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{137}}^1\times {\mathrm{139}}^1\times {\mathrm{197}}^1$

素因数の和:487

約数の個数: 32

約数和(自身を含む): 183617280

約数和(自身を除く): 59818737

約数列:

[1, 3, 11, 33, 137, 139, 197, 411, 417, 591, 1507, 1529, 2167, 4521, 4587, 6501, 19043, 26989, 27383, 57129, 80967, 82149, 209473, 296879, 301213, 628419, 890637, 903639, 3751471, 11254413, 41266181, 123798543]

約数ペア:

[(1, 123798543), (3, 41266181), (11, 11254413), (33, 3751471), (137, 903639), (139, 890637), (197, 628419), (411, 301213), (417, 296879), (591, 209473), (1507, 82149), (1529, 80967), (2167, 57129), (4521, 27383), (4587, 26989), (6501, 19043)]