213871852

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{40111}}^1$

素因数の和:40189

約数の個数: 24

約数和(自身を含む): 395343872

約数和(自身を除く): 181472020

約数列:

[1, 2, 4, 31, 43, 62, 86, 124, 172, 1333, 2666, 5332, 40111, 80222, 160444, 1243441, 1724773, 2486882, 3449546, 4973764, 6899092, 53467963, 106935926, 213871852]

約数ペア:

[(1, 213871852), (2, 106935926), (4, 53467963), (31, 6899092), (43, 4973764), (62, 3449546), (86, 2486882), (124, 1724773), (172, 1243441), (1333, 160444), (2666, 80222), (5332, 40111)]