400694372

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{105557}}^1$

素因数の和:105647

約数の個数: 24

約数和(自身を含む): 765506616

約数和(自身を除く): 364812244

約数列:

[1, 2, 4, 13, 26, 52, 73, 146, 292, 949, 1898, 3796, 105557, 211114, 422228, 1372241, 2744482, 5488964, 7705661, 15411322, 30822644, 100173593, 200347186, 400694372]

約数ペア:

[(1, 400694372), (2, 200347186), (4, 100173593), (13, 30822644), (26, 15411322), (52, 7705661), (73, 5488964), (146, 2744482), (292, 1372241), (949, 422228), (1898, 211114), (3796, 105557)]