66789944

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{642211}}^1$

素因数の和:642230

約数の個数: 16

約数和(自身を含む): 134864520

約数和(自身を除く): 68074576

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 642211, 1284422, 2568844, 5137688, 8348743, 16697486, 33394972, 66789944]

約数ペア:

[(1, 66789944), (2, 33394972), (4, 16697486), (8, 8348743), (13, 5137688), (26, 2568844), (52, 1284422), (104, 642211)]