289032009

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{24979}}^1$

素因数の和:25037

約数の個数: 32

約数和(自身を含む): 479616000

約数和(自身を除く): 190583991

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 133, 203, 399, 551, 609, 1653, 3857, 11571, 24979, 74937, 174853, 474601, 524559, 724391, 1423803, 2173173, 3322207, 5070737, 9966621, 13763429, 15212211, 41290287, 96344003, 289032009]

約数ペア:

[(1, 289032009), (3, 96344003), (7, 41290287), (19, 15212211), (21, 13763429), (29, 9966621), (57, 5070737), (87, 3322207), (133, 2173173), (203, 1423803), (399, 724391), (551, 524559), (609, 474601), (1653, 174853), (3857, 74937), (11571, 24979)]