28641585

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{272777}}^1$

素因数の和:272792

約数の個数: 16

約数和(自身を含む): 52373376

約数和(自身を除く): 23731791

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 272777, 818331, 1363885, 1909439, 4091655, 5728317, 9547195, 28641585]

約数ペア:

[(1, 28641585), (3, 9547195), (5, 5728317), (7, 4091655), (15, 1909439), (21, 1363885), (35, 818331), (105, 272777)]