54268921

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{821}}^1$

素因数の和:925

約数の個数: 24

約数和(自身を含む): 67469760

約数和(自身を除く): 13200839

約数列:

[1, 7, 19, 49, 71, 133, 497, 821, 931, 1349, 3479, 5747, 9443, 15599, 40229, 58291, 66101, 109193, 408037, 764351, 1107529, 2856259, 7752703, 54268921]

約数ペア:

[(1, 54268921), (7, 7752703), (19, 2856259), (49, 1107529), (71, 764351), (133, 408037), (497, 109193), (821, 66101), (931, 58291), (1349, 40229), (3479, 15599), (5747, 9443)]