153996815

素因数分解:

$5^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{173}}^1\times {\mathrm{877}}^1$

素因数の和:1091

約数の個数: 32

約数和(自身を含む): 219991680

約数和(自身を除く): 65994865

約数列:

[1, 5, 7, 29, 35, 145, 173, 203, 865, 877, 1015, 1211, 4385, 5017, 6055, 6139, 25085, 25433, 30695, 35119, 127165, 151721, 175595, 178031, 758605, 890155, 1062047, 4399909, 5310235, 21999545, 30799363, 153996815]

約数ペア:

[(1, 153996815), (5, 30799363), (7, 21999545), (29, 5310235), (35, 4399909), (145, 1062047), (173, 890155), (203, 758605), (865, 178031), (877, 175595), (1015, 151721), (1211, 127165), (4385, 35119), (5017, 30695), (6055, 25433), (6139, 25085)]