390411546

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{138739}}^1$

素因数の和:138818

約数の個数: 32

約数和(自身を含む): 905694720

約数和(自身を除く): 515283174

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 67, 134, 201, 402, 469, 938, 1407, 2814, 138739, 277478, 416217, 832434, 971173, 1942346, 2913519, 5827038, 9295513, 18591026, 27886539, 55773078, 65068591, 130137182, 195205773, 390411546]

約数ペア:

[(1, 390411546), (2, 195205773), (3, 130137182), (6, 65068591), (7, 55773078), (14, 27886539), (21, 18591026), (42, 9295513), (67, 5827038), (134, 2913519), (201, 1942346), (402, 971173), (469, 832434), (938, 416217), (1407, 277478), (2814, 138739)]