290432884

素因数分解:

$2^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{146093}}^1$

素因数の和:146175

約数の個数: 24

約数和(自身を含む): 589051008

約数和(自身を除く): 298618124

約数列:

[1, 2, 4, 7, 14, 28, 71, 142, 284, 497, 994, 1988, 146093, 292186, 584372, 1022651, 2045302, 4090604, 10372603, 20745206, 41490412, 72608221, 145216442, 290432884]

約数ペア:

[(1, 290432884), (2, 145216442), (4, 72608221), (7, 41490412), (14, 20745206), (28, 10372603), (71, 4090604), (142, 2045302), (284, 1022651), (497, 584372), (994, 292186), (1988, 146093)]