991956

素因数分解:

$2^2\times 3^1\times 7^3\times {\mathrm{241}}^1$

素因数の和:269

約数の個数: 48

約数和(自身を含む): 2710400

約数和(自身を除く): 1718444

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 241, 294, 343, 482, 588, 686, 723, 964, 1029, 1372, 1446, 1687, 2058, 2892, 3374, 4116, 5061, 6748, 10122, 11809, 20244, 23618, 35427, 47236, 70854, 82663, 141708, 165326, 247989, 330652, 495978, 991956]

約数ペア:

[(1, 991956), (2, 495978), (3, 330652), (4, 247989), (6, 165326), (7, 141708), (12, 82663), (14, 70854), (21, 47236), (28, 35427), (42, 23618), (49, 20244), (84, 11809), (98, 10122), (147, 6748), (196, 5061), (241, 4116), (294, 3374), (343, 2892), (482, 2058), (588, 1687), (686, 1446), (723, 1372), (964, 1029)]