870345812

素因数分解:

$2^2\times 7^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{9871}}^1$

素因数の和:9996

約数の個数: 48

約数和(自身を含む): 1804443648

約数和(自身を除く): 934097836

約数列:

[1, 2, 4, 7, 14, 28, 47, 67, 94, 134, 188, 268, 329, 469, 658, 938, 1316, 1876, 3149, 6298, 9871, 12596, 19742, 22043, 39484, 44086, 69097, 88172, 138194, 276388, 463937, 661357, 927874, 1322714, 1855748, 2645428, 3247559, 4629499, 6495118, 9258998, 12990236, 18517996, 31083779, 62167558, 124335116, 217586453, 435172906, 870345812]

約数ペア:

[(1, 870345812), (2, 435172906), (4, 217586453), (7, 124335116), (14, 62167558), (28, 31083779), (47, 18517996), (67, 12990236), (94, 9258998), (134, 6495118), (188, 4629499), (268, 3247559), (329, 2645428), (469, 1855748), (658, 1322714), (938, 927874), (1316, 661357), (1876, 463937), (3149, 276388), (6298, 138194), (9871, 88172), (12596, 69097), (19742, 44086), (22043, 39484)]