42989991

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{76631}}^1$

素因数の和:76662

約数の個数: 16

約数和(自身を含む): 66210048

約数和(自身を除く): 23220057

約数列:

[1, 3, 11, 17, 33, 51, 187, 561, 76631, 229893, 842941, 1302727, 2528823, 3908181, 14329997, 42989991]

約数ペア:

[(1, 42989991), (3, 14329997), (11, 3908181), (17, 2528823), (33, 1302727), (51, 842941), (187, 229893), (561, 76631)]