121519268

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{17839}}^1$

素因数の和:17987

約数の個数: 24

約数和(自身を含む): 230778240

約数和(自身を除く): 109258972

約数列:

[1, 2, 4, 13, 26, 52, 131, 262, 524, 1703, 3406, 6812, 17839, 35678, 71356, 231907, 463814, 927628, 2336909, 4673818, 9347636, 30379817, 60759634, 121519268]

約数ペア:

[(1, 121519268), (2, 60759634), (4, 30379817), (13, 9347636), (26, 4673818), (52, 2336909), (131, 927628), (262, 463814), (524, 231907), (1703, 71356), (3406, 35678), (6812, 17839)]