208547164

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{4561}}^1$

素因数の和:4666

約数の個数: 48

約数和(自身を含む): 441455616

約数和(自身を除く): 232908452

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 71, 92, 142, 161, 284, 322, 497, 644, 994, 1633, 1988, 3266, 4561, 6532, 9122, 11431, 18244, 22862, 31927, 45724, 63854, 104903, 127708, 209806, 323831, 419612, 647662, 734321, 1295324, 1468642, 2266817, 2937284, 4533634, 7448113, 9067268, 14896226, 29792452, 52136791, 104273582, 208547164]

約数ペア:

[(1, 208547164), (2, 104273582), (4, 52136791), (7, 29792452), (14, 14896226), (23, 9067268), (28, 7448113), (46, 4533634), (71, 2937284), (92, 2266817), (142, 1468642), (161, 1295324), (284, 734321), (322, 647662), (497, 419612), (644, 323831), (994, 209806), (1633, 127708), (1988, 104903), (3266, 63854), (4561, 45724), (6532, 31927), (9122, 22862), (11431, 18244)]