81680202

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{241}}^1\times {\mathrm{991}}^1$

素因数の和:1259

約数の個数: 48

約数和(自身を含む): 187249920

約数和(自身を除く): 105569718

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 241, 342, 482, 723, 991, 1446, 1982, 2169, 2973, 4338, 4579, 5946, 8919, 9158, 13737, 17838, 18829, 27474, 37658, 41211, 56487, 82422, 112974, 169461, 238831, 338922, 477662, 716493, 1432986, 2149479, 4298958, 4537789, 9075578, 13613367, 27226734, 40840101, 81680202]

約数ペア:

[(1, 81680202), (2, 40840101), (3, 27226734), (6, 13613367), (9, 9075578), (18, 4537789), (19, 4298958), (38, 2149479), (57, 1432986), (114, 716493), (171, 477662), (241, 338922), (342, 238831), (482, 169461), (723, 112974), (991, 82422), (1446, 56487), (1982, 41211), (2169, 37658), (2973, 27474), (4338, 18829), (4579, 17838), (5946, 13737), (8919, 9158)]