215833408

素因数分解:

$2^6\times 7^1\times {\mathrm{31}}^1\times {\mathrm{15541}}^1$

素因数の和:15591

約数の個数: 56

約数和(自身を含む): 505301504

約数和(自身を除く): 289468096

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 32, 56, 62, 64, 112, 124, 217, 224, 248, 434, 448, 496, 868, 992, 1736, 1984, 3472, 6944, 13888, 15541, 31082, 62164, 108787, 124328, 217574, 248656, 435148, 481771, 497312, 870296, 963542, 994624, 1740592, 1927084, 3372397, 3481184, 3854168, 6744794, 6962368, 7708336, 13489588, 15416672, 26979176, 30833344, 53958352, 107916704, 215833408]

約数ペア:

[(1, 215833408), (2, 107916704), (4, 53958352), (7, 30833344), (8, 26979176), (14, 15416672), (16, 13489588), (28, 7708336), (31, 6962368), (32, 6744794), (56, 3854168), (62, 3481184), (64, 3372397), (112, 1927084), (124, 1740592), (217, 994624), (224, 963542), (248, 870296), (434, 497312), (448, 481771), (496, 435148), (868, 248656), (992, 217574), (1736, 124328), (1984, 108787), (3472, 62164), (6944, 31082), (13888, 15541)]