219310078

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{167}}^1\times {\mathrm{953}}^1$

素因数の和:1188

約数の個数: 32

約数和(自身を含む): 363496896

約数和(自身を除く): 144186818

約数列:

[1, 2, 13, 26, 53, 106, 167, 334, 689, 953, 1378, 1906, 2171, 4342, 8851, 12389, 17702, 24778, 50509, 101018, 115063, 159151, 230126, 318302, 656617, 1313234, 2068963, 4137926, 8435003, 16870006, 109655039, 219310078]

約数ペア:

[(1, 219310078), (2, 109655039), (13, 16870006), (26, 8435003), (53, 4137926), (106, 2068963), (167, 1313234), (334, 656617), (689, 318302), (953, 230126), (1378, 159151), (1906, 115063), (2171, 101018), (4342, 50509), (8851, 24778), (12389, 17702)]