72872456

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{171869}}^1$

素因数の和:171928

約数の個数: 16

約数和(自身を含む): 139214700

約数和(自身を除く): 66342244

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 171869, 343738, 687476, 1374952, 9109057, 18218114, 36436228, 72872456]

約数ペア:

[(1, 72872456), (2, 36436228), (4, 18218114), (8, 9109057), (53, 1374952), (106, 687476), (212, 343738), (424, 171869)]