290543138

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1\times {\mathrm{66853}}^1$

素因数の和:66949

約数の個数: 16

約数和(自身を含む): 454874616

約数和(自身を除く): 164331478

約数列:

[1, 2, 41, 53, 82, 106, 2173, 4346, 66853, 133706, 2740973, 3543209, 5481946, 7086418, 145271569, 290543138]

約数ペア:

[(1, 290543138), (2, 145271569), (41, 7086418), (53, 5481946), (82, 3543209), (106, 2740973), (2173, 133706), (4346, 66853)]