28201264

素因数分解:

$2^4\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2767}}^1$

素因数の和:2802

約数の個数: 60

約数和(自身を含む): 68474784

約数和(自身を除く): 40273520

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 49, 52, 56, 91, 98, 104, 112, 182, 196, 208, 364, 392, 637, 728, 784, 1274, 1456, 2548, 2767, 5096, 5534, 10192, 11068, 19369, 22136, 35971, 38738, 44272, 71942, 77476, 135583, 143884, 154952, 251797, 271166, 287768, 309904, 503594, 542332, 575536, 1007188, 1084664, 1762579, 2014376, 2169328, 3525158, 4028752, 7050316, 14100632, 28201264]

約数ペア:

[(1, 28201264), (2, 14100632), (4, 7050316), (7, 4028752), (8, 3525158), (13, 2169328), (14, 2014376), (16, 1762579), (26, 1084664), (28, 1007188), (49, 575536), (52, 542332), (56, 503594), (91, 309904), (98, 287768), (104, 271166), (112, 251797), (182, 154952), (196, 143884), (208, 135583), (364, 77476), (392, 71942), (637, 44272), (728, 38738), (784, 35971), (1274, 22136), (1456, 19369), (2548, 11068), (2767, 10192), (5096, 5534)]