2011212005

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{127}}^1\times {\mathrm{287933}}^1$

素因数の和:288076

約数の個数: 16

約数和(自身を含む): 2653599744

約数和(自身を除く): 642387739

約数列:

[1, 5, 11, 55, 127, 635, 1397, 6985, 287933, 1439665, 3167263, 15836315, 36567491, 182837455, 402242401, 2011212005]

約数ペア:

[(1, 2011212005), (5, 402242401), (11, 182837455), (55, 36567491), (127, 15836315), (635, 3167263), (1397, 1439665), (6985, 287933)]