201817251

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{146563}}^1$

素因数の和:146592

約数の個数: 20

約数和(自身を含む): 319216392

約数和(自身を除く): 117399141

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 146563, 439689, 1319067, 2491571, 3957201, 7474713, 11871603, 22424139, 67272417, 201817251]

約数ペア:

[(1, 201817251), (3, 67272417), (9, 22424139), (17, 11871603), (27, 7474713), (51, 3957201), (81, 2491571), (153, 1319067), (459, 439689), (1377, 146563)]