81407942

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{528623}}^1$

素因数の和:528643

約数の個数: 16

約数和(自身を含む): 152243712

約数和(自身を除く): 70835770

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 528623, 1057246, 3700361, 5814853, 7400722, 11629706, 40703971, 81407942]

約数ペア:

[(1, 81407942), (2, 40703971), (7, 11629706), (11, 7400722), (14, 5814853), (22, 3700361), (77, 1057246), (154, 528623)]