205440243

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{743}}^1$

素因数の和:883

約数の個数: 32

約数和(自身を含む): 293124096

約数和(自身を除く): 87683853

約数列:

[1, 3, 37, 47, 53, 111, 141, 159, 743, 1739, 1961, 2229, 2491, 5217, 5883, 7473, 27491, 34921, 39379, 82473, 92167, 104763, 118137, 276501, 1292077, 1457023, 1850813, 3876231, 4371069, 5552439, 68480081, 205440243]

約数ペア:

[(1, 205440243), (3, 68480081), (37, 5552439), (47, 4371069), (53, 3876231), (111, 1850813), (141, 1457023), (159, 1292077), (743, 276501), (1739, 118137), (1961, 104763), (2229, 92167), (2491, 82473), (5217, 39379), (5883, 34921), (7473, 27491)]