81842168

素因数分解:

$2^3\times {\mathrm{373}}^1\times {\mathrm{27427}}^1$

素因数の和:27806

約数の個数: 16

約数和(自身を含む): 153871080

約数和(自身を除く): 72028912

約数列:

[1, 2, 4, 8, 373, 746, 1492, 2984, 27427, 54854, 109708, 219416, 10230271, 20460542, 40921084, 81842168]

約数ペア:

[(1, 81842168), (2, 40921084), (4, 20460542), (8, 10230271), (373, 219416), (746, 109708), (1492, 54854), (2984, 27427)]