131291838

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{127}}^1\times {\mathrm{727}}^1$

素因数の和:941

約数の個数: 48

約数和(自身を含む): 290734080

約数和(自身を除く): 159442242

約数列:

[1, 2, 3, 6, 9, 18, 79, 127, 158, 237, 254, 381, 474, 711, 727, 762, 1143, 1422, 1454, 2181, 2286, 4362, 6543, 10033, 13086, 20066, 30099, 57433, 60198, 90297, 92329, 114866, 172299, 180594, 184658, 276987, 344598, 516897, 553974, 830961, 1033794, 1661922, 7293991, 14587982, 21881973, 43763946, 65645919, 131291838]

約数ペア:

[(1, 131291838), (2, 65645919), (3, 43763946), (6, 21881973), (9, 14587982), (18, 7293991), (79, 1661922), (127, 1033794), (158, 830961), (237, 553974), (254, 516897), (381, 344598), (474, 276987), (711, 184658), (727, 180594), (762, 172299), (1143, 114866), (1422, 92329), (1454, 90297), (2181, 60198), (2286, 57433), (4362, 30099), (6543, 20066), (10033, 13086)]