204920885

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{4903}}^1$

素因数の和:5564

約数の個数: 16

約数和(自身を含む): 265286784

約数和(自身を除く): 60365899

約数列:

[1, 5, 13, 65, 643, 3215, 4903, 8359, 24515, 41795, 63739, 318695, 3152629, 15763145, 40984177, 204920885]

約数ペア:

[(1, 204920885), (5, 40984177), (13, 15763145), (65, 3152629), (643, 318695), (3215, 63739), (4903, 41795), (8359, 24515)]