666406432

素因数分解:

$2^5\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{3697}}^1$

素因数の和:3881

約数の個数: 48

約数和(自身を含む): 1353112992

約数和(自身を除く): 686706560

約数列:

[1, 2, 4, 8, 16, 32, 43, 86, 131, 172, 262, 344, 524, 688, 1048, 1376, 2096, 3697, 4192, 5633, 7394, 11266, 14788, 22532, 29576, 45064, 59152, 90128, 118304, 158971, 180256, 317942, 484307, 635884, 968614, 1271768, 1937228, 2543536, 3874456, 5087072, 7748912, 15497824, 20825201, 41650402, 83300804, 166601608, 333203216, 666406432]

約数ペア:

[(1, 666406432), (2, 333203216), (4, 166601608), (8, 83300804), (16, 41650402), (32, 20825201), (43, 15497824), (86, 7748912), (131, 5087072), (172, 3874456), (262, 2543536), (344, 1937228), (524, 1271768), (688, 968614), (1048, 635884), (1376, 484307), (2096, 317942), (3697, 180256), (4192, 158971), (5633, 118304), (7394, 90128), (11266, 59152), (14788, 45064), (22532, 29576)]