26983287

素因数分解:

$3^4\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{197}}^1$

素因数の和:317

約数の個数: 40

約数和(自身を含む): 43124400

約数和(自身を除く): 16141113

約数列:

[1, 3, 9, 19, 27, 57, 81, 89, 171, 197, 267, 513, 591, 801, 1539, 1691, 1773, 2403, 3743, 5073, 5319, 7209, 11229, 15219, 15957, 17533, 33687, 45657, 52599, 101061, 136971, 157797, 303183, 333127, 473391, 999381, 1420173, 2998143, 8994429, 26983287]

約数ペア:

[(1, 26983287), (3, 8994429), (9, 2998143), (19, 1420173), (27, 999381), (57, 473391), (81, 333127), (89, 303183), (171, 157797), (197, 136971), (267, 101061), (513, 52599), (591, 45657), (801, 33687), (1539, 17533), (1691, 15957), (1773, 15219), (2403, 11229), (3743, 7209), (5073, 5319)]