17257947

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{167}}^1$

素因数の和:240

約数の個数: 48

約数和(自身を含む): 29111040

約数和(自身を除く): 11853093

約数列:

[1, 3, 7, 19, 21, 37, 49, 57, 111, 133, 147, 167, 259, 399, 501, 703, 777, 931, 1169, 1813, 2109, 2793, 3173, 3507, 4921, 5439, 6179, 8183, 9519, 14763, 18537, 22211, 24549, 34447, 43253, 66633, 103341, 117401, 129759, 155477, 302771, 352203, 466431, 821807, 908313, 2465421, 5752649, 17257947]

約数ペア:

[(1, 17257947), (3, 5752649), (7, 2465421), (19, 908313), (21, 821807), (37, 466431), (49, 352203), (57, 302771), (111, 155477), (133, 129759), (147, 117401), (167, 103341), (259, 66633), (399, 43253), (501, 34447), (703, 24549), (777, 22211), (931, 18537), (1169, 14763), (1813, 9519), (2109, 8183), (2793, 6179), (3173, 5439), (3507, 4921)]