256205884

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{41}}^1\times {\mathrm{12911}}^1$

素因数の和:12978

約数の個数: 36

約数和(自身を含む): 504885024

約数和(自身を除く): 248679140

約数列:

[1, 2, 4, 11, 22, 41, 44, 82, 121, 164, 242, 451, 484, 902, 1804, 4961, 9922, 12911, 19844, 25822, 51644, 142021, 284042, 529351, 568084, 1058702, 1562231, 2117404, 3124462, 5822861, 6248924, 11645722, 23291444, 64051471, 128102942, 256205884]

約数ペア:

[(1, 256205884), (2, 128102942), (4, 64051471), (11, 23291444), (22, 11645722), (41, 6248924), (44, 5822861), (82, 3124462), (121, 2117404), (164, 1562231), (242, 1058702), (451, 568084), (484, 529351), (902, 284042), (1804, 142021), (4961, 51644), (9922, 25822), (12911, 19844)]