291075987

素因数分解:

$3^1\times {\mathrm{29}}^2\times {\mathrm{43}}^1\times {\mathrm{2683}}^1$

素因数の和:2787

約数の個数: 24

約数和(自身を含む): 411446464

約数和(自身を除く): 120370477

約数列:

[1, 3, 29, 43, 87, 129, 841, 1247, 2523, 2683, 3741, 8049, 36163, 77807, 108489, 115369, 233421, 346107, 2256403, 3345701, 6769209, 10037103, 97025329, 291075987]

約数ペア:

[(1, 291075987), (3, 97025329), (29, 10037103), (43, 6769209), (87, 3345701), (129, 2256403), (841, 346107), (1247, 233421), (2523, 115369), (2683, 108489), (3741, 77807), (8049, 36163)]