68989292

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{337}}^1\times {\mathrm{839}}^1$

素因数の和:1241

約数の個数: 24

約数和(自身を含む): 123221280

約数和(自身を除く): 54231988

約数列:

[1, 2, 4, 61, 122, 244, 337, 674, 839, 1348, 1678, 3356, 20557, 41114, 51179, 82228, 102358, 204716, 282743, 565486, 1130972, 17247323, 34494646, 68989292]

約数ペア:

[(1, 68989292), (2, 34494646), (4, 17247323), (61, 1130972), (122, 565486), (244, 282743), (337, 204716), (674, 102358), (839, 82228), (1348, 51179), (1678, 41114), (3356, 20557)]