425638556

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{490367}}^1$

素因数の和:490409

約数の個数: 24

約数和(自身を含む): 878739456

約数和(自身を除く): 453100900

約数列:

[1, 2, 4, 7, 14, 28, 31, 62, 124, 217, 434, 868, 490367, 980734, 1961468, 3432569, 6865138, 13730276, 15201377, 30402754, 60805508, 106409639, 212819278, 425638556]

約数ペア:

[(1, 425638556), (2, 212819278), (4, 106409639), (7, 60805508), (14, 30402754), (28, 15201377), (31, 13730276), (62, 6865138), (124, 3432569), (217, 1961468), (434, 980734), (868, 490367)]