161581444

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{463}}^1\times {\mathrm{2029}}^1$

素因数の和:2539

約数の個数: 24

約数和(自身を含む): 290111360

約数和(自身を除く): 128529916

約数列:

[1, 2, 4, 43, 86, 172, 463, 926, 1852, 2029, 4058, 8116, 19909, 39818, 79636, 87247, 174494, 348988, 939427, 1878854, 3757708, 40395361, 80790722, 161581444]

約数ペア:

[(1, 161581444), (2, 80790722), (4, 40395361), (43, 3757708), (86, 1878854), (172, 939427), (463, 348988), (926, 174494), (1852, 87247), (2029, 79636), (4058, 39818), (8116, 19909)]