53689671

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{19819}}^1$

素因数の和:19875

約数の個数: 24

約数和(自身を含む): 90696320

約数和(自身を除く): 37006649

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 903, 2709, 19819, 59457, 138733, 178371, 416199, 852217, 1248597, 2556651, 5965519, 7669953, 17896557, 53689671]

約数ペア:

[(1, 53689671), (3, 17896557), (7, 7669953), (9, 5965519), (21, 2556651), (43, 1248597), (63, 852217), (129, 416199), (301, 178371), (387, 138733), (903, 59457), (2709, 19819)]