281285016

素因数分解:

$2^3\times 3^1\times {\mathrm{43}}^1\times {\mathrm{272563}}^1$

素因数の和:272615

約数の個数: 32

約数和(自身を含む): 719568960

約数和(自身を除く): 438283944

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 43, 86, 129, 172, 258, 344, 516, 1032, 272563, 545126, 817689, 1090252, 1635378, 2180504, 3270756, 6541512, 11720209, 23440418, 35160627, 46880836, 70321254, 93761672, 140642508, 281285016]

約数ペア:

[(1, 281285016), (2, 140642508), (3, 93761672), (4, 70321254), (6, 46880836), (8, 35160627), (12, 23440418), (24, 11720209), (43, 6541512), (86, 3270756), (129, 2180504), (172, 1635378), (258, 1090252), (344, 817689), (516, 545126), (1032, 272563)]