1621116

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{919}}^1$

素因数の和:943

約数の個数: 54

約数和(自身を含む): 4772040

約数和(自身を除く): 3150924

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 919, 1764, 1838, 2757, 3676, 5514, 6433, 8271, 11028, 12866, 16542, 19299, 25732, 33084, 38598, 45031, 57897, 77196, 90062, 115794, 135093, 180124, 231588, 270186, 405279, 540372, 810558, 1621116]

約数ペア:

[(1, 1621116), (2, 810558), (3, 540372), (4, 405279), (6, 270186), (7, 231588), (9, 180124), (12, 135093), (14, 115794), (18, 90062), (21, 77196), (28, 57897), (36, 45031), (42, 38598), (49, 33084), (63, 25732), (84, 19299), (98, 16542), (126, 12866), (147, 11028), (196, 8271), (252, 6433), (294, 5514), (441, 3676), (588, 2757), (882, 1838), (919, 1764)]