54786249

素因数分解:

$3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{157}}^1\times {\mathrm{191}}^1$

素因数の和:390

約数の個数: 48

約数和(自身を含む): 94648320

約数和(自身を除く): 39862071

約数列:

[1, 3, 7, 9, 21, 29, 63, 87, 157, 191, 203, 261, 471, 573, 609, 1099, 1337, 1413, 1719, 1827, 3297, 4011, 4553, 5539, 9891, 12033, 13659, 16617, 29987, 31871, 38773, 40977, 49851, 89961, 95613, 116319, 209909, 269883, 286839, 348957, 629727, 869623, 1889181, 2608869, 6087361, 7826607, 18262083, 54786249]

約数ペア:

[(1, 54786249), (3, 18262083), (7, 7826607), (9, 6087361), (21, 2608869), (29, 1889181), (63, 869623), (87, 629727), (157, 348957), (191, 286839), (203, 269883), (261, 209909), (471, 116319), (573, 95613), (609, 89961), (1099, 49851), (1337, 40977), (1413, 38773), (1719, 31871), (1827, 29987), (3297, 16617), (4011, 13659), (4553, 12033), (5539, 9891)]