160721444

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71879}}^1$

素因数の和:71939

約数の個数: 24

約数和(自身を含む): 309946560

約数和(自身を除く): 149225116

約数列:

[1, 2, 4, 13, 26, 43, 52, 86, 172, 559, 1118, 2236, 71879, 143758, 287516, 934427, 1868854, 3090797, 3737708, 6181594, 12363188, 40180361, 80360722, 160721444]

約数ペア:

[(1, 160721444), (2, 80360722), (4, 40180361), (13, 12363188), (26, 6181594), (43, 3737708), (52, 3090797), (86, 1868854), (172, 934427), (559, 287516), (1118, 143758), (2236, 71879)]