687342669

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{1901}}^1$

素因数の和:2117

約数の個数: 32

約数和(自身を含む): 1008881664

約数和(自身を除く): 321538995

約数列:

[1, 3, 13, 39, 73, 127, 219, 381, 949, 1651, 1901, 2847, 4953, 5703, 9271, 24713, 27813, 74139, 120523, 138773, 241427, 361569, 416319, 724281, 1804049, 3138551, 5412147, 9415653, 17624171, 52872513, 229114223, 687342669]

約数ペア:

[(1, 687342669), (3, 229114223), (13, 52872513), (39, 17624171), (73, 9415653), (127, 5412147), (219, 3138551), (381, 1804049), (949, 724281), (1651, 416319), (1901, 361569), (2847, 241427), (4953, 138773), (5703, 120523), (9271, 74139), (24713, 27813)]