28637315

素因数分解:

$5^1\times 7^2\times {\mathrm{179}}^1\times {\mathrm{653}}^1$

素因数の和:851

約数の個数: 24

約数和(自身を含む): 40260240

約数和(自身を除く): 11622925

約数列:

[1, 5, 7, 35, 49, 179, 245, 653, 895, 1253, 3265, 4571, 6265, 8771, 22855, 31997, 43855, 116887, 159985, 584435, 818209, 4091045, 5727463, 28637315]

約数ペア:

[(1, 28637315), (5, 5727463), (7, 4091045), (35, 818209), (49, 584435), (179, 159985), (245, 116887), (653, 43855), (895, 31997), (1253, 22855), (3265, 8771), (4571, 6265)]