31278204

素因数分解:

$2^2\times 3^3\times {\mathrm{109}}^1\times {\mathrm{2657}}^1$

素因数の和:2779

約数の個数: 48

約数和(自身を含む): 81866400

約数和(自身を除く): 50588196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 109, 218, 327, 436, 654, 981, 1308, 1962, 2657, 2943, 3924, 5314, 5886, 7971, 10628, 11772, 15942, 23913, 31884, 47826, 71739, 95652, 143478, 286956, 289613, 579226, 868839, 1158452, 1737678, 2606517, 3475356, 5213034, 7819551, 10426068, 15639102, 31278204]

約数ペア:

[(1, 31278204), (2, 15639102), (3, 10426068), (4, 7819551), (6, 5213034), (9, 3475356), (12, 2606517), (18, 1737678), (27, 1158452), (36, 868839), (54, 579226), (108, 289613), (109, 286956), (218, 143478), (327, 95652), (436, 71739), (654, 47826), (981, 31884), (1308, 23913), (1962, 15942), (2657, 11772), (2943, 10628), (3924, 7971), (5314, 5886)]