289154032

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{254537}}^1$

素因数の和:254616

約数の個数: 20

約数和(自身を含む): 568128816

約数和(自身を除く): 278974784

約数列:

[1, 2, 4, 8, 16, 71, 142, 284, 568, 1136, 254537, 509074, 1018148, 2036296, 4072592, 18072127, 36144254, 72288508, 144577016, 289154032]

約数ペア:

[(1, 289154032), (2, 144577016), (4, 72288508), (8, 36144254), (16, 18072127), (71, 4072592), (142, 2036296), (284, 1018148), (568, 509074), (1136, 254537)]