551997216

素因数分解:

$2^5\times 3^2\times {\mathrm{431}}^1\times {\mathrm{4447}}^1$

素因数の和:4894

約数の個数: 72

約数和(自身を含む): 1573737984

約数和(自身を除く): 1021740768

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 431, 862, 1293, 1724, 2586, 3448, 3879, 4447, 5172, 6896, 7758, 8894, 10344, 13341, 13792, 15516, 17788, 20688, 26682, 31032, 35576, 40023, 41376, 53364, 62064, 71152, 80046, 106728, 124128, 142304, 160092, 213456, 320184, 426912, 640368, 1280736, 1916657, 3833314, 5749971, 7666628, 11499942, 15333256, 17249913, 22999884, 30666512, 34499826, 45999768, 61333024, 68999652, 91999536, 137999304, 183999072, 275998608, 551997216]

約数ペア:

[(1, 551997216), (2, 275998608), (3, 183999072), (4, 137999304), (6, 91999536), (8, 68999652), (9, 61333024), (12, 45999768), (16, 34499826), (18, 30666512), (24, 22999884), (32, 17249913), (36, 15333256), (48, 11499942), (72, 7666628), (96, 5749971), (144, 3833314), (288, 1916657), (431, 1280736), (862, 640368), (1293, 426912), (1724, 320184), (2586, 213456), (3448, 160092), (3879, 142304), (4447, 124128), (5172, 106728), (6896, 80046), (7758, 71152), (8894, 62064), (10344, 53364), (13341, 41376), (13792, 40023), (15516, 35576), (17788, 31032), (20688, 26682)]