189271851

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{109}}^1\times {\mathrm{163}}^1$

素因数の和:395

約数の個数: 32

約数和(自身を含む): 264971520

約数和(自身を除く): 75699669

約数列:

[1, 3, 53, 67, 109, 159, 163, 201, 327, 489, 3551, 5777, 7303, 8639, 10653, 10921, 17331, 17767, 21909, 25917, 32763, 53301, 387059, 578813, 941651, 1161177, 1190389, 1736439, 2824953, 3571167, 63090617, 189271851]

約数ペア:

[(1, 189271851), (3, 63090617), (53, 3571167), (67, 2824953), (109, 1736439), (159, 1190389), (163, 1161177), (201, 941651), (327, 578813), (489, 387059), (3551, 53301), (5777, 32763), (7303, 25917), (8639, 21909), (10653, 17767), (10921, 17331)]