2045900829

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{997}}^1$

素因数の和:1202

約数の個数: 64

約数和(自身を含む): 3397990400

約数和(自身を除く): 1352089571

約数列:

[1, 3, 7, 19, 21, 37, 57, 111, 133, 139, 259, 399, 417, 703, 777, 973, 997, 2109, 2641, 2919, 2991, 4921, 5143, 6979, 7923, 14763, 15429, 18487, 18943, 20937, 36001, 36889, 55461, 56829, 97717, 108003, 110667, 132601, 138583, 258223, 293151, 397803, 415749, 684019, 700891, 774669, 970081, 2052057, 2102673, 2633077, 2910243, 4906237, 5127571, 7899231, 14718711, 15382713, 18431539, 35892997, 55294617, 97423849, 107678991, 292271547, 681966943, 2045900829]

約数ペア:

[(1, 2045900829), (3, 681966943), (7, 292271547), (19, 107678991), (21, 97423849), (37, 55294617), (57, 35892997), (111, 18431539), (133, 15382713), (139, 14718711), (259, 7899231), (399, 5127571), (417, 4906237), (703, 2910243), (777, 2633077), (973, 2102673), (997, 2052057), (2109, 970081), (2641, 774669), (2919, 700891), (2991, 684019), (4921, 415749), (5143, 397803), (6979, 293151), (7923, 258223), (14763, 138583), (15429, 132601), (18487, 110667), (18943, 108003), (20937, 97717), (36001, 56829), (36889, 55461)]