66431805

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{881}}^1$

素因数の和:1357

約数の個数: 32

約数和(自身を含む): 116339328

約数和(自身を除く): 49907523

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 457, 881, 1371, 2285, 2643, 4405, 5027, 6855, 9691, 13215, 15081, 25135, 29073, 48455, 75405, 145365, 402617, 1207851, 2013085, 4428787, 6039255, 13286361, 22143935, 66431805]

約数ペア:

[(1, 66431805), (3, 22143935), (5, 13286361), (11, 6039255), (15, 4428787), (33, 2013085), (55, 1207851), (165, 402617), (457, 145365), (881, 75405), (1371, 48455), (2285, 29073), (2643, 25135), (4405, 15081), (5027, 13215), (6855, 9691)]