25681005

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{81527}}^1$

素因数の和:81545

約数の個数: 24

約数和(自身を含む): 50873472

約数和(自身を除く): 25192467

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 81527, 244581, 407635, 570689, 733743, 1222905, 1712067, 2853445, 3668715, 5136201, 8560335, 25681005]

約数ペア:

[(1, 25681005), (3, 8560335), (5, 5136201), (7, 3668715), (9, 2853445), (15, 1712067), (21, 1222905), (35, 733743), (45, 570689), (63, 407635), (105, 244581), (315, 81527)]