12991913

素因数分解:

${\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{293}}^1$

素因数の和:472

約数の個数: 16

約数和(自身を含む): 14817600

約数和(自身を除く): 1825687

約数列:

[1, 11, 29, 139, 293, 319, 1529, 3223, 4031, 8497, 40727, 44341, 93467, 447997, 1181083, 12991913]

約数ペア:

[(1, 12991913), (11, 1181083), (29, 447997), (139, 93467), (293, 44341), (319, 40727), (1529, 8497), (3223, 4031)]