28238175

素因数分解:

$3^2\times 5^2\times 7^1\times {\mathrm{17929}}^1$

素因数の和:17952

約数の個数: 36

約数和(自身を含む): 57806320

約数和(自身を除く): 29568145

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 63, 75, 105, 175, 225, 315, 525, 1575, 17929, 53787, 89645, 125503, 161361, 268935, 376509, 448225, 627515, 806805, 1129527, 1344675, 1882545, 3137575, 4034025, 5647635, 9412725, 28238175]

約数ペア:

[(1, 28238175), (3, 9412725), (5, 5647635), (7, 4034025), (9, 3137575), (15, 1882545), (21, 1344675), (25, 1129527), (35, 806805), (45, 627515), (63, 448225), (75, 376509), (105, 268935), (175, 161361), (225, 125503), (315, 89645), (525, 53787), (1575, 17929)]