2159901

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{743}}^1$

素因数の和:785

約数の個数: 24

約数和(自身を含む): 3481920

約数和(自身を除く): 1322019

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 743, 969, 2229, 2907, 6687, 12631, 14117, 37893, 42351, 113679, 127053, 239989, 719967, 2159901]

約数ペア:

[(1, 2159901), (3, 719967), (9, 239989), (17, 127053), (19, 113679), (51, 42351), (57, 37893), (153, 14117), (171, 12631), (323, 6687), (743, 2907), (969, 2229)]