17808741

素因数分解:

$3^7\times {\mathrm{17}}^1\times {\mathrm{479}}^1$

素因数の和:517

約数の個数: 32

約数和(自身を含む): 28339200

約数和(自身を除く): 10530459

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 479, 729, 1377, 1437, 2187, 4131, 4311, 8143, 12393, 12933, 24429, 37179, 38799, 73287, 116397, 219861, 349191, 659583, 1047573, 1978749, 5936247, 17808741]

約数ペア:

[(1, 17808741), (3, 5936247), (9, 1978749), (17, 1047573), (27, 659583), (51, 349191), (81, 219861), (153, 116397), (243, 73287), (459, 38799), (479, 37179), (729, 24429), (1377, 12933), (1437, 12393), (2187, 8143), (4131, 4311)]