72487408

素因数分解:

$2^4\times 7^1\times {\mathrm{647209}}^1$

素因数の和:647224

約数の個数: 20

約数和(自身を含む): 160508080

約数和(自身を除く): 88020672

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 647209, 1294418, 2588836, 4530463, 5177672, 9060926, 10355344, 18121852, 36243704, 72487408]

約数ペア:

[(1, 72487408), (2, 36243704), (4, 18121852), (7, 10355344), (8, 9060926), (14, 5177672), (16, 4530463), (28, 2588836), (56, 1294418), (112, 647209)]