131155461

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{17837}}^1$

素因数の和:17905

約数の個数: 24

約数和(自身を含む): 204066720

約数和(自身を除く): 72911259

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 387, 817, 2451, 7353, 17837, 53511, 160533, 338903, 766991, 1016709, 2300973, 3050127, 6902919, 14572829, 43718487, 131155461]

約数ペア:

[(1, 131155461), (3, 43718487), (9, 14572829), (19, 6902919), (43, 3050127), (57, 2300973), (129, 1016709), (171, 766991), (387, 338903), (817, 160533), (2451, 53511), (7353, 17837)]