991917864

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{251}}^1\times {\mathrm{7841}}^1$

素因数の和:8111

約数の個数: 96

約数和(自身を含む): 3082847040

約数和(自身を除く): 2090929176

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 251, 252, 502, 504, 753, 1004, 1506, 1757, 2008, 2259, 3012, 3514, 4518, 5271, 6024, 7028, 7841, 9036, 10542, 14056, 15682, 15813, 18072, 21084, 23523, 31364, 31626, 42168, 47046, 54887, 62728, 63252, 70569, 94092, 109774, 126504, 141138, 164661, 188184, 219548, 282276, 329322, 439096, 493983, 564552, 658644, 987966, 1317288, 1968091, 1975932, 3936182, 3951864, 5904273, 7872364, 11808546, 13776637, 15744728, 17712819, 23617092, 27553274, 35425638, 41329911, 47234184, 55106548, 70851276, 82659822, 110213096, 123989733, 141702552, 165319644, 247979466, 330639288, 495958932, 991917864]

約数ペア:

[(1, 991917864), (2, 495958932), (3, 330639288), (4, 247979466), (6, 165319644), (7, 141702552), (8, 123989733), (9, 110213096), (12, 82659822), (14, 70851276), (18, 55106548), (21, 47234184), (24, 41329911), (28, 35425638), (36, 27553274), (42, 23617092), (56, 17712819), (63, 15744728), (72, 13776637), (84, 11808546), (126, 7872364), (168, 5904273), (251, 3951864), (252, 3936182), (502, 1975932), (504, 1968091), (753, 1317288), (1004, 987966), (1506, 658644), (1757, 564552), (2008, 493983), (2259, 439096), (3012, 329322), (3514, 282276), (4518, 219548), (5271, 188184), (6024, 164661), (7028, 141138), (7841, 126504), (9036, 109774), (10542, 94092), (14056, 70569), (15682, 63252), (15813, 62728), (18072, 54887), (21084, 47046), (23523, 42168), (31364, 31626)]