28636575

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{337}}^1$

素因数の和:464

約数の個数: 48

約数和(自身を含む): 52306176

約数和(自身を除く): 23669601

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 103, 165, 275, 309, 337, 515, 825, 1011, 1133, 1545, 1685, 2575, 3399, 3707, 5055, 5665, 7725, 8425, 11121, 16995, 18535, 25275, 28325, 34711, 55605, 84975, 92675, 104133, 173555, 278025, 381821, 520665, 867775, 1145463, 1909105, 2603325, 5727315, 9545525, 28636575]

約数ペア:

[(1, 28636575), (3, 9545525), (5, 5727315), (11, 2603325), (15, 1909105), (25, 1145463), (33, 867775), (55, 520665), (75, 381821), (103, 278025), (165, 173555), (275, 104133), (309, 92675), (337, 84975), (515, 55605), (825, 34711), (1011, 28325), (1133, 25275), (1545, 18535), (1685, 16995), (2575, 11121), (3399, 8425), (3707, 7725), (5055, 5665)]