1025458889

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{593}}^1\times {\mathrm{613}}^1$

素因数の和:1257

約数の個数: 32

約数和(自身を含む): 1307142144

約数和(自身を除く): 281683255

約数列:

[1, 7, 13, 31, 91, 217, 403, 593, 613, 2821, 4151, 4291, 7709, 7969, 18383, 19003, 53963, 55783, 128681, 133021, 238979, 247039, 363509, 1672853, 1729273, 2544563, 4725617, 11268779, 33079319, 78881453, 146494127, 1025458889]

約数ペア:

[(1, 1025458889), (7, 146494127), (13, 78881453), (31, 33079319), (91, 11268779), (217, 4725617), (403, 2544563), (593, 1729273), (613, 1672853), (2821, 363509), (4151, 247039), (4291, 238979), (7709, 133021), (7969, 128681), (18383, 55783), (19003, 53963)]