28147585

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{1471}}^1$

素因数の和:1608

約数の個数: 16

約数和(自身を含む): 34974720

約数和(自身を除く): 6827135

約数列:

[1, 5, 43, 89, 215, 445, 1471, 3827, 7355, 19135, 63253, 130919, 316265, 654595, 5629517, 28147585]

約数ペア:

[(1, 28147585), (5, 5629517), (43, 654595), (89, 316265), (215, 130919), (445, 63253), (1471, 19135), (3827, 7355)]