2070981

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{367}}^1$

素因数の和:406

約数の個数: 32

約数和(自身を含む): 3532800

約数和(自身を除く): 1461819

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 171, 209, 297, 367, 513, 627, 1101, 1881, 3303, 4037, 5643, 6973, 9909, 12111, 20919, 36333, 62757, 76703, 108999, 188271, 230109, 690327, 2070981]

約数ペア:

[(1, 2070981), (3, 690327), (9, 230109), (11, 188271), (19, 108999), (27, 76703), (33, 62757), (57, 36333), (99, 20919), (171, 12111), (209, 9909), (297, 6973), (367, 5643), (513, 4037), (627, 3303), (1101, 1881)]