161796388

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{32077}}^1$

素因数の和:32191

約数の個数: 24

約数和(自身を含む): 308077112

約数和(自身を除く): 146280724

約数列:

[1, 2, 4, 13, 26, 52, 97, 194, 388, 1261, 2522, 5044, 32077, 64154, 128308, 417001, 834002, 1668004, 3111469, 6222938, 12445876, 40449097, 80898194, 161796388]

約数ペア:

[(1, 161796388), (2, 80898194), (4, 40449097), (13, 12445876), (26, 6222938), (52, 3111469), (97, 1668004), (194, 834002), (388, 417001), (1261, 128308), (2522, 64154), (5044, 32077)]