129908947

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{139537}}^1$

素因数の和:139570

約数の個数: 12

約数和(自身を含む): 159073320

約数和(自身を除く): 29164373

約数列:

[1, 7, 19, 49, 133, 931, 139537, 976759, 2651203, 6837313, 18558421, 129908947]

約数ペア:

[(1, 129908947), (7, 18558421), (19, 6837313), (49, 2651203), (133, 976759), (931, 139537)]