54512721

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{331}}^1\times {\mathrm{631}}^1$

素因数の和:997

約数の個数: 24

約数和(自身を含む): 81831360

約数和(自身を除く): 27318639

約数列:

[1, 3, 9, 29, 87, 261, 331, 631, 993, 1893, 2979, 5679, 9599, 18299, 28797, 54897, 86391, 164691, 208861, 626583, 1879749, 6056969, 18170907, 54512721]

約数ペア:

[(1, 54512721), (3, 18170907), (9, 6056969), (29, 1879749), (87, 626583), (261, 208861), (331, 164691), (631, 86391), (993, 54897), (1893, 28797), (2979, 18299), (5679, 9599)]