28776216

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1091}}^1$

素因数の和:1264

約数の個数: 64

約数和(自身を含む): 82817280

約数和(自身を除く): 54041064

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 157, 168, 314, 471, 628, 942, 1091, 1099, 1256, 1884, 2182, 2198, 3273, 3297, 3768, 4364, 4396, 6546, 6594, 7637, 8728, 8792, 13092, 13188, 15274, 22911, 26184, 26376, 30548, 45822, 61096, 91644, 171287, 183288, 342574, 513861, 685148, 1027722, 1199009, 1370296, 2055444, 2398018, 3597027, 4110888, 4796036, 7194054, 9592072, 14388108, 28776216]

約数ペア:

[(1, 28776216), (2, 14388108), (3, 9592072), (4, 7194054), (6, 4796036), (7, 4110888), (8, 3597027), (12, 2398018), (14, 2055444), (21, 1370296), (24, 1199009), (28, 1027722), (42, 685148), (56, 513861), (84, 342574), (157, 183288), (168, 171287), (314, 91644), (471, 61096), (628, 45822), (942, 30548), (1091, 26376), (1099, 26184), (1256, 22911), (1884, 15274), (2182, 13188), (2198, 13092), (3273, 8792), (3297, 8728), (3768, 7637), (4364, 6594), (4396, 6546)]