640474846

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{102871}}^1$

素因数の和:103167

約数の個数: 16

約数和(自身を含む): 1051763328

約数和(自身を除く): 411288482

約数列:

[1, 2, 11, 22, 283, 566, 3113, 6226, 102871, 205742, 1131581, 2263162, 29112493, 58224986, 320237423, 640474846]

約数ペア:

[(1, 640474846), (2, 320237423), (11, 58224986), (22, 29112493), (283, 2263162), (566, 1131581), (3113, 205742), (6226, 102871)]