81867888

素因数分解:

$2^4\times 3^3\times {\mathrm{189509}}^1$

素因数の和:189526

約数の個数: 40

約数和(自身を含む): 234992400

約数和(自身を除く): 153124512

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 108, 144, 216, 432, 189509, 379018, 568527, 758036, 1137054, 1516072, 1705581, 2274108, 3032144, 3411162, 4548216, 5116743, 6822324, 9096432, 10233486, 13644648, 20466972, 27289296, 40933944, 81867888]

約数ペア:

[(1, 81867888), (2, 40933944), (3, 27289296), (4, 20466972), (6, 13644648), (8, 10233486), (9, 9096432), (12, 6822324), (16, 5116743), (18, 4548216), (24, 3411162), (27, 3032144), (36, 2274108), (48, 1705581), (54, 1516072), (72, 1137054), (108, 758036), (144, 568527), (216, 379018), (432, 189509)]