990199209

素因数分解:

$3^1\times {\mathrm{491}}^1\times {\mathrm{647}}^1\times {\mathrm{1039}}^1$

素因数の和:2180

約数の個数: 16

約数和(自身を含む): 1326274560

約数和(自身を除く): 336075351

約数列:

[1, 3, 491, 647, 1039, 1473, 1941, 3117, 317677, 510149, 672233, 953031, 1530447, 2016699, 330066403, 990199209]

約数ペア:

[(1, 990199209), (3, 330066403), (491, 2016699), (647, 1530447), (1039, 953031), (1473, 672233), (1941, 510149), (3117, 317677)]