25689285

素因数分解:

$3^3\times 5^1\times {\mathrm{37}}^2\times {\mathrm{139}}^1$

素因数の和:227

約数の個数: 48

約数和(自身を含む): 47275200

約数和(自身を除く): 21585915

約数列:

[1, 3, 5, 9, 15, 27, 37, 45, 111, 135, 139, 185, 333, 417, 555, 695, 999, 1251, 1369, 1665, 2085, 3753, 4107, 4995, 5143, 6255, 6845, 12321, 15429, 18765, 20535, 25715, 36963, 46287, 61605, 77145, 138861, 184815, 190291, 231435, 570873, 694305, 951455, 1712619, 2854365, 5137857, 8563095, 25689285]

約数ペア:

[(1, 25689285), (3, 8563095), (5, 5137857), (9, 2854365), (15, 1712619), (27, 951455), (37, 694305), (45, 570873), (111, 231435), (135, 190291), (139, 184815), (185, 138861), (333, 77145), (417, 61605), (555, 46287), (695, 36963), (999, 25715), (1251, 20535), (1369, 18765), (1665, 15429), (2085, 12321), (3753, 6845), (4107, 6255), (4995, 5143)]