128407851

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{5869}}^1$

素因数の和:5916

約数の個数: 48

約数和(自身を含む): 230761440

約数和(自身を除く): 102353589

約数列:

[1, 3, 9, 11, 13, 17, 33, 39, 51, 99, 117, 143, 153, 187, 221, 429, 561, 663, 1287, 1683, 1989, 2431, 5869, 7293, 17607, 21879, 52821, 64559, 76297, 99773, 193677, 228891, 299319, 581031, 686673, 839267, 897957, 1097503, 1297049, 2517801, 3292509, 3891147, 7553403, 9877527, 11673441, 14267539, 42802617, 128407851]

約数ペア:

[(1, 128407851), (3, 42802617), (9, 14267539), (11, 11673441), (13, 9877527), (17, 7553403), (33, 3891147), (39, 3292509), (51, 2517801), (99, 1297049), (117, 1097503), (143, 897957), (153, 839267), (187, 686673), (221, 581031), (429, 299319), (561, 228891), (663, 193677), (1287, 99773), (1683, 76297), (1989, 64559), (2431, 52821), (5869, 21879), (7293, 17607)]