2019979152947

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{73296533}}^1$

素因数の和:73296698

約数の個数: 16

約数和(自身を含む): 2401780826112

約数和(自身を除く): 381801673165

約数列:

[1, 7, 31, 127, 217, 889, 3937, 27559, 73296533, 513075731, 2272192523, 9308659691, 15905347661, 65160617837, 288568450421, 2019979152947]

約数ペア:

[(1, 2019979152947), (7, 288568450421), (31, 65160617837), (127, 15905347661), (217, 9308659691), (889, 2272192523), (3937, 513075731), (27559, 73296533)]