87861254

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{1627}}^1$

素因数の和:1740

約数の個数: 32

約数和(自身を含む): 148786176

約数和(自身を除く): 60924922

約数列:

[1, 2, 13, 26, 31, 62, 67, 134, 403, 806, 871, 1627, 1742, 2077, 3254, 4154, 21151, 27001, 42302, 50437, 54002, 100874, 109009, 218018, 655681, 1311362, 1417117, 2834234, 3379279, 6758558, 43930627, 87861254]

約数ペア:

[(1, 87861254), (2, 43930627), (13, 6758558), (26, 3379279), (31, 2834234), (62, 1417117), (67, 1311362), (134, 655681), (403, 218018), (806, 109009), (871, 100874), (1627, 54002), (1742, 50437), (2077, 42302), (3254, 27001), (4154, 21151)]