54889887

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{461}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 81962496

約数和(自身を除く): 27072609

約数列:

[1, 3, 13, 39, 43, 71, 129, 213, 461, 559, 923, 1383, 1677, 2769, 3053, 5993, 9159, 17979, 19823, 32731, 39689, 59469, 98193, 119067, 257699, 425503, 773097, 1276509, 1407433, 4222299, 18296629, 54889887]

約数ペア:

[(1, 54889887), (3, 18296629), (13, 4222299), (39, 1407433), (43, 1276509), (71, 773097), (129, 425503), (213, 257699), (461, 119067), (559, 98193), (923, 59469), (1383, 39689), (1677, 32731), (2769, 19823), (3053, 17979), (5993, 9159)]