397123902

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{165883}}^1$

素因数の和:165917

約数の個数: 48

約数和(自身を含む): 1035116160

約数和(自身を除く): 637992258

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 798, 1197, 2394, 165883, 331766, 497649, 995298, 1161181, 1492947, 2322362, 2985894, 3151777, 3483543, 6303554, 6967086, 9455331, 10450629, 18910662, 20901258, 22062439, 28365993, 44124878, 56731986, 66187317, 132374634, 198561951, 397123902]

約数ペア:

[(1, 397123902), (2, 198561951), (3, 132374634), (6, 66187317), (7, 56731986), (9, 44124878), (14, 28365993), (18, 22062439), (19, 20901258), (21, 18910662), (38, 10450629), (42, 9455331), (57, 6967086), (63, 6303554), (114, 3483543), (126, 3151777), (133, 2985894), (171, 2322362), (266, 1492947), (342, 1161181), (399, 995298), (798, 497649), (1197, 331766), (2394, 165883)]