17508393

素因数分解:

$3^6\times 7^1\times {\mathrm{47}}^1\times {\mathrm{73}}^1$

素因数の和:145

約数の個数: 56

約数和(自身を含む): 31058688

約数和(自身を除く): 13550295

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 73, 81, 141, 189, 219, 243, 329, 423, 511, 567, 657, 729, 987, 1269, 1533, 1701, 1971, 2961, 3431, 3807, 4599, 5103, 5913, 8883, 10293, 11421, 13797, 17739, 24017, 26649, 30879, 34263, 41391, 53217, 72051, 79947, 92637, 124173, 216153, 239841, 277911, 372519, 648459, 833733, 1945377, 2501199, 5836131, 17508393]

約数ペア:

[(1, 17508393), (3, 5836131), (7, 2501199), (9, 1945377), (21, 833733), (27, 648459), (47, 372519), (63, 277911), (73, 239841), (81, 216153), (141, 124173), (189, 92637), (219, 79947), (243, 72051), (329, 53217), (423, 41391), (511, 34263), (567, 30879), (657, 26649), (729, 24017), (987, 17739), (1269, 13797), (1533, 11421), (1701, 10293), (1971, 8883), (2961, 5913), (3431, 5103), (3807, 4599)]