20161475757

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{151}}^1\times {\mathrm{780817}}^1$

素因数の和:780993

約数の個数: 24

約数和(自身を含む): 30857927360

約数和(自身を除く): 10696451603

約数列:

[1, 3, 9, 19, 57, 151, 171, 453, 1359, 2869, 8607, 25821, 780817, 2342451, 7027353, 14835523, 44506569, 117903367, 133519707, 353710101, 1061130303, 2240163973, 6720491919, 20161475757]

約数ペア:

[(1, 20161475757), (3, 6720491919), (9, 2240163973), (19, 1061130303), (57, 353710101), (151, 133519707), (171, 117903367), (453, 44506569), (1359, 14835523), (2869, 7027353), (8607, 2342451), (25821, 780817)]