25681185

素因数分解:

$3^3\times 5^1\times {\mathrm{181}}^1\times {\mathrm{1051}}^1$

素因数の和:1246

約数の個数: 32

約数和(自身を含む): 45951360

約数和(自身を除く): 20270175

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 181, 543, 905, 1051, 1629, 2715, 3153, 4887, 5255, 8145, 9459, 15765, 24435, 28377, 47295, 141885, 190231, 570693, 951155, 1712079, 2853465, 5136237, 8560395, 25681185]

約数ペア:

[(1, 25681185), (3, 8560395), (5, 5136237), (9, 2853465), (15, 1712079), (27, 951155), (45, 570693), (135, 190231), (181, 141885), (543, 47295), (905, 28377), (1051, 24435), (1629, 15765), (2715, 9459), (3153, 8145), (4887, 5255)]