858641889

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{16987}}^1$

素因数の和:17109

約数の個数: 32

約数和(自身を含む): 1369912320

約数和(自身を除く): 511270431

約数列:

[1, 3, 7, 21, 29, 83, 87, 203, 249, 581, 609, 1743, 2407, 7221, 16849, 16987, 50547, 50961, 118909, 356727, 492623, 1409921, 1477869, 3448361, 4229763, 9869447, 10345083, 29608341, 40887709, 122663127, 286213963, 858641889]

約数ペア:

[(1, 858641889), (3, 286213963), (7, 122663127), (21, 40887709), (29, 29608341), (83, 10345083), (87, 9869447), (203, 4229763), (249, 3448361), (581, 1477869), (609, 1409921), (1743, 492623), (2407, 356727), (7221, 118909), (16849, 50961), (16987, 50547)]