28700336

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{13487}}^1$

素因数の和:13521

約数の個数: 40

約数和(自身を含む): 66900480

約数和(自身を除く): 38200144

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 13487, 26974, 53948, 94409, 107896, 188818, 215792, 256253, 377636, 512506, 755272, 1025012, 1510544, 1793771, 2050024, 3587542, 4100048, 7175084, 14350168, 28700336]

約数ペア:

[(1, 28700336), (2, 14350168), (4, 7175084), (7, 4100048), (8, 3587542), (14, 2050024), (16, 1793771), (19, 1510544), (28, 1025012), (38, 755272), (56, 512506), (76, 377636), (112, 256253), (133, 215792), (152, 188818), (266, 107896), (304, 94409), (532, 53948), (1064, 26974), (2128, 13487)]