1288992813

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{481147}}^1$

素因数の和:481216

約数の個数: 16

約数和(自身を含む): 1847608320

約数和(自身を除く): 558615507

約数列:

[1, 3, 19, 47, 57, 141, 893, 2679, 481147, 1443441, 9141793, 22613909, 27425379, 67841727, 429664271, 1288992813]

約数ペア:

[(1, 1288992813), (3, 429664271), (19, 67841727), (47, 27425379), (57, 22613909), (141, 9141793), (893, 1443441), (2679, 481147)]