123142851

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{683}}^1$

素因数の和:792

約数の個数: 48

約数和(自身を含む): 203164416

約数和(自身を除く): 80021565

約数列:

[1, 3, 9, 13, 23, 39, 67, 69, 117, 201, 207, 299, 603, 683, 871, 897, 1541, 2049, 2613, 2691, 4623, 6147, 7839, 8879, 13869, 15709, 20033, 26637, 45761, 47127, 60099, 79911, 137283, 141381, 180297, 204217, 411849, 594893, 612651, 1052503, 1784679, 1837953, 3157509, 5354037, 9472527, 13682539, 41047617, 123142851]

約数ペア:

[(1, 123142851), (3, 41047617), (9, 13682539), (13, 9472527), (23, 5354037), (39, 3157509), (67, 1837953), (69, 1784679), (117, 1052503), (201, 612651), (207, 594893), (299, 411849), (603, 204217), (683, 180297), (871, 141381), (897, 137283), (1541, 79911), (2049, 60099), (2613, 47127), (2691, 45761), (4623, 26637), (6147, 20033), (7839, 15709), (8879, 13869)]