289663911

素因数分解:

$3^3\times {\mathrm{19}}^1\times {\mathrm{673}}^1\times {\mathrm{839}}^1$

素因数の和:1540

約数の個数: 32

約数和(自身を含む): 452928000

約数和(自身を除く): 163264089

約数列:

[1, 3, 9, 19, 27, 57, 171, 513, 673, 839, 2019, 2517, 6057, 7551, 12787, 15941, 18171, 22653, 38361, 47823, 115083, 143469, 345249, 430407, 564647, 1693941, 5081823, 10728293, 15245469, 32184879, 96554637, 289663911]

約数ペア:

[(1, 289663911), (3, 96554637), (9, 32184879), (19, 15245469), (27, 10728293), (57, 5081823), (171, 1693941), (513, 564647), (673, 430407), (839, 345249), (2019, 143469), (2517, 115083), (6057, 47823), (7551, 38361), (12787, 22653), (15941, 18171)]