855998

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{73}}^1$

素因数の和:140

約数の個数: 32

約数和(自身を含む): 1566432

約数和(自身を除く): 710434

約数列:

[1, 2, 11, 13, 22, 26, 41, 73, 82, 143, 146, 286, 451, 533, 803, 902, 949, 1066, 1606, 1898, 2993, 5863, 5986, 10439, 11726, 20878, 32923, 38909, 65846, 77818, 427999, 855998]

約数ペア:

[(1, 855998), (2, 427999), (11, 77818), (13, 65846), (22, 38909), (26, 32923), (41, 20878), (73, 11726), (82, 10439), (143, 5986), (146, 5863), (286, 2993), (451, 1898), (533, 1606), (803, 1066), (902, 949)]