67178661

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{349}}^1$

素因数の和:689

約数の個数: 32

約数和(自身を含む): 103488000

約数和(自身を除く): 36309339

約数列:

[1, 3, 11, 19, 33, 57, 209, 307, 349, 627, 921, 1047, 3377, 3839, 5833, 6631, 10131, 11517, 17499, 19893, 64163, 72941, 107143, 192489, 218823, 321429, 1178573, 2035717, 3535719, 6107151, 22392887, 67178661]

約数ペア:

[(1, 67178661), (3, 22392887), (11, 6107151), (19, 3535719), (33, 2035717), (57, 1178573), (209, 321429), (307, 218823), (349, 192489), (627, 107143), (921, 72941), (1047, 64163), (3377, 19893), (3839, 17499), (5833, 11517), (6631, 10131)]