25216155

素因数分解:

$3^2\times 5^1\times {\mathrm{107}}^1\times {\mathrm{5237}}^1$

素因数の和:5355

約数の個数: 24

約数和(自身を含む): 44124912

約数和(自身を除く): 18908757

約数列:

[1, 3, 5, 9, 15, 45, 107, 321, 535, 963, 1605, 4815, 5237, 15711, 26185, 47133, 78555, 235665, 560359, 1681077, 2801795, 5043231, 8405385, 25216155]

約数ペア:

[(1, 25216155), (3, 8405385), (5, 5043231), (9, 2801795), (15, 1681077), (45, 560359), (107, 235665), (321, 78555), (535, 47133), (963, 26185), (1605, 15711), (4815, 5237)]