557973

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{251}}^1$

素因数の和:289

約数の個数: 24

約数和(自身を含む): 917280

約数和(自身を除く): 359307

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 251, 741, 753, 2223, 2259, 3263, 4769, 9789, 14307, 29367, 42921, 61997, 185991, 557973]

約数ペア:

[(1, 557973), (3, 185991), (9, 61997), (13, 42921), (19, 29367), (39, 14307), (57, 9789), (117, 4769), (171, 3263), (247, 2259), (251, 2223), (741, 753)]