278840394798

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{41236379}}^1$

素因数の和:41236421

約数の個数: 48

約数和(自身を含む): 676936414080

約数和(自身を除く): 398096019282

約数列:

[1, 2, 3, 6, 7, 14, 21, 23, 42, 46, 49, 69, 98, 138, 147, 161, 294, 322, 483, 966, 1127, 2254, 3381, 6762, 41236379, 82472758, 123709137, 247418274, 288654653, 577309306, 865963959, 948436717, 1731927918, 1896873434, 2020582571, 2845310151, 4041165142, 5690620302, 6061747713, 6639057019, 12123495426, 13278114038, 19917171057, 39834342114, 46473399133, 92946798266, 139420197399, 278840394798]

約数ペア:

[(1, 278840394798), (2, 139420197399), (3, 92946798266), (6, 46473399133), (7, 39834342114), (14, 19917171057), (21, 13278114038), (23, 12123495426), (42, 6639057019), (46, 6061747713), (49, 5690620302), (69, 4041165142), (98, 2845310151), (138, 2020582571), (147, 1896873434), (161, 1731927918), (294, 948436717), (322, 865963959), (483, 577309306), (966, 288654653), (1127, 247418274), (2254, 123709137), (3381, 82472758), (6762, 41236379)]