27291138

素因数分解:

$2^1\times 3^1\times 7^3\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:264

約数の個数: 64

約数和(自身を含む): 64800000

約数和(自身を除く): 37508862

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 89, 98, 147, 149, 178, 267, 294, 298, 343, 447, 534, 623, 686, 894, 1029, 1043, 1246, 1869, 2058, 2086, 3129, 3738, 4361, 6258, 7301, 8722, 13083, 13261, 14602, 21903, 26166, 26522, 30527, 39783, 43806, 51107, 61054, 79566, 91581, 92827, 102214, 153321, 183162, 185654, 278481, 306642, 556962, 649789, 1299578, 1949367, 3898734, 4548523, 9097046, 13645569, 27291138]

約数ペア:

[(1, 27291138), (2, 13645569), (3, 9097046), (6, 4548523), (7, 3898734), (14, 1949367), (21, 1299578), (42, 649789), (49, 556962), (89, 306642), (98, 278481), (147, 185654), (149, 183162), (178, 153321), (267, 102214), (294, 92827), (298, 91581), (343, 79566), (447, 61054), (534, 51107), (623, 43806), (686, 39783), (894, 30527), (1029, 26522), (1043, 26166), (1246, 21903), (1869, 14602), (2058, 13261), (2086, 13083), (3129, 8722), (3738, 7301), (4361, 6258)]