78639316

素因数分解:

$2^2\times 7^2\times {\mathrm{71}}^1\times {\mathrm{5651}}^1$

素因数の和:5740

約数の個数: 36

約数和(自身を含む): 162370656

約数和(自身を除く): 83731340

約数列:

[1, 2, 4, 7, 14, 28, 49, 71, 98, 142, 196, 284, 497, 994, 1988, 3479, 5651, 6958, 11302, 13916, 22604, 39557, 79114, 158228, 276899, 401221, 553798, 802442, 1107596, 1604884, 2808547, 5617094, 11234188, 19659829, 39319658, 78639316]

約数ペア:

[(1, 78639316), (2, 39319658), (4, 19659829), (7, 11234188), (14, 5617094), (28, 2808547), (49, 1604884), (71, 1107596), (98, 802442), (142, 553798), (196, 401221), (284, 276899), (497, 158228), (994, 79114), (1988, 39557), (3479, 22604), (5651, 13916), (6958, 11302)]