27959778

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{20173}}^1$

素因数の和:20199

約数の個数: 48

約数和(自身を含む): 75531456

約数和(自身を除く): 47571678

約数列:

[1, 2, 3, 6, 7, 9, 11, 14, 18, 21, 22, 33, 42, 63, 66, 77, 99, 126, 154, 198, 231, 462, 693, 1386, 20173, 40346, 60519, 121038, 141211, 181557, 221903, 282422, 363114, 423633, 443806, 665709, 847266, 1270899, 1331418, 1553321, 1997127, 2541798, 3106642, 3994254, 4659963, 9319926, 13979889, 27959778]

約数ペア:

[(1, 27959778), (2, 13979889), (3, 9319926), (6, 4659963), (7, 3994254), (9, 3106642), (11, 2541798), (14, 1997127), (18, 1553321), (21, 1331418), (22, 1270899), (33, 847266), (42, 665709), (63, 443806), (66, 423633), (77, 363114), (99, 282422), (126, 221903), (154, 181557), (198, 141211), (231, 121038), (462, 60519), (693, 40346), (1386, 20173)]