25666209

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{227}}^1\times {\mathrm{739}}^1$

素因数の和:989

約数の個数: 24

約数和(自身を含む): 39480480

約数和(自身を除く): 13814271

約数列:

[1, 3, 9, 17, 51, 153, 227, 681, 739, 2043, 2217, 3859, 6651, 11577, 12563, 34731, 37689, 113067, 167753, 503259, 1509777, 2851801, 8555403, 25666209]

約数ペア:

[(1, 25666209), (3, 8555403), (9, 2851801), (17, 1509777), (51, 503259), (153, 167753), (227, 113067), (681, 37689), (739, 34731), (2043, 12563), (2217, 11577), (3859, 6651)]