208401906

素因数分解:

$2^1\times 3^1\times {\mathrm{509}}^1\times {\mathrm{68239}}^1$

素因数の和:68753

約数の個数: 16

約数和(自身を含む): 417628800

約数和(自身を除く): 209226894

約数列:

[1, 2, 3, 6, 509, 1018, 1527, 3054, 68239, 136478, 204717, 409434, 34733651, 69467302, 104200953, 208401906]

約数ペア:

[(1, 208401906), (2, 104200953), (3, 69467302), (6, 34733651), (509, 409434), (1018, 204717), (1527, 136478), (3054, 68239)]