12137517

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1$

素因数の和:218

約数の個数: 48

約数和(自身を含む): 21245952

約数和(自身を除く): 9108435

約数列:

[1, 3, 7, 9, 21, 37, 41, 63, 111, 123, 127, 259, 287, 333, 369, 381, 777, 861, 889, 1143, 1517, 2331, 2583, 2667, 4551, 4699, 5207, 8001, 10619, 13653, 14097, 15621, 31857, 32893, 36449, 42291, 46863, 95571, 98679, 109347, 192659, 296037, 328041, 577977, 1348613, 1733931, 4045839, 12137517]

約数ペア:

[(1, 12137517), (3, 4045839), (7, 1733931), (9, 1348613), (21, 577977), (37, 328041), (41, 296037), (63, 192659), (111, 109347), (123, 98679), (127, 95571), (259, 46863), (287, 42291), (333, 36449), (369, 32893), (381, 31857), (777, 15621), (861, 14097), (889, 13653), (1143, 10619), (1517, 8001), (2331, 5207), (2583, 4699), (2667, 4551)]