28801785

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{907}}^1$

素因数の和:1017

約数の個数: 32

約数和(自身を含む): 48378240

約数和(自身を除く): 19576455

約数列:

[1, 3, 5, 15, 29, 73, 87, 145, 219, 365, 435, 907, 1095, 2117, 2721, 4535, 6351, 10585, 13605, 26303, 31755, 66211, 78909, 131515, 198633, 331055, 394545, 993165, 1920119, 5760357, 9600595, 28801785]

約数ペア:

[(1, 28801785), (3, 9600595), (5, 5760357), (15, 1920119), (29, 993165), (73, 394545), (87, 331055), (145, 198633), (219, 131515), (365, 78909), (435, 66211), (907, 31755), (1095, 26303), (2117, 13605), (2721, 10585), (4535, 6351)]