16340285

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{131}}^1$

素因数の和:269

約数の個数: 32

約数和(自身を含む): 22619520

約数和(自身を除く): 6279235

約数列:

[1, 5, 13, 19, 65, 95, 101, 131, 247, 505, 655, 1235, 1313, 1703, 1919, 2489, 6565, 8515, 9595, 12445, 13231, 24947, 32357, 66155, 124735, 161785, 172003, 251389, 860015, 1256945, 3268057, 16340285]

約数ペア:

[(1, 16340285), (5, 3268057), (13, 1256945), (19, 860015), (65, 251389), (95, 172003), (101, 161785), (131, 124735), (247, 66155), (505, 32357), (655, 24947), (1235, 13231), (1313, 12445), (1703, 9595), (1919, 8515), (2489, 6565)]