54998991

素因数分解:

$3^2\times {\mathrm{31}}^2\times {\mathrm{6359}}^1$

素因数の和:6427

約数の個数: 18

約数和(自身を含む): 82101240

約数和(自身を除く): 27102249

約数列:

[1, 3, 9, 31, 93, 279, 961, 2883, 6359, 8649, 19077, 57231, 197129, 591387, 1774161, 6110999, 18332997, 54998991]

約数ペア:

[(1, 54998991), (3, 18332997), (9, 6110999), (31, 1774161), (93, 591387), (279, 197129), (961, 57231), (2883, 19077), (6359, 8649)]