28140574

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{359}}^1\times {\mathrm{509}}^1$

素因数の和:888

約数の個数: 32

約数和(自身を含む): 52876800

約数和(自身を除く): 24736226

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 359, 509, 718, 1018, 2513, 3563, 3949, 5026, 5599, 7126, 7898, 11198, 27643, 39193, 55286, 78386, 182731, 365462, 1279117, 2010041, 2558234, 4020082, 14070287, 28140574]

約数ペア:

[(1, 28140574), (2, 14070287), (7, 4020082), (11, 2558234), (14, 2010041), (22, 1279117), (77, 365462), (154, 182731), (359, 78386), (509, 55286), (718, 39193), (1018, 27643), (2513, 11198), (3563, 7898), (3949, 7126), (5026, 5599)]