16804501637

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{80147}}^1$

素因数の和:80561

約数の個数: 24

約数和(自身を含む): 21380280480

約数和(自身を除く): 4575778843

約数列:

[1, 7, 11, 49, 77, 389, 539, 2723, 4279, 19061, 29953, 80147, 209671, 561029, 881617, 3927203, 6171319, 31177183, 43199233, 218240281, 342949013, 1527681967, 2400643091, 16804501637]

約数ペア:

[(1, 16804501637), (7, 2400643091), (11, 1527681967), (49, 342949013), (77, 218240281), (389, 43199233), (539, 31177183), (2723, 6171319), (4279, 3927203), (19061, 881617), (29953, 561029), (80147, 209671)]