123704478

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{21277}}^1$

素因数の和:21321

約数の個数: 48

約数和(自身を含む): 298743120

約数和(自身を除く): 175038642

約数列:

[1, 2, 3, 6, 9, 17, 18, 19, 34, 38, 51, 57, 102, 114, 153, 171, 306, 323, 342, 646, 969, 1938, 2907, 5814, 21277, 42554, 63831, 127662, 191493, 361709, 382986, 404263, 723418, 808526, 1085127, 1212789, 2170254, 2425578, 3255381, 3638367, 6510762, 6872471, 7276734, 13744942, 20617413, 41234826, 61852239, 123704478]

約数ペア:

[(1, 123704478), (2, 61852239), (3, 41234826), (6, 20617413), (9, 13744942), (17, 7276734), (18, 6872471), (19, 6510762), (34, 3638367), (38, 3255381), (51, 2425578), (57, 2170254), (102, 1212789), (114, 1085127), (153, 808526), (171, 723418), (306, 404263), (323, 382986), (342, 361709), (646, 191493), (969, 127662), (1938, 63831), (2907, 42554), (5814, 21277)]