28158795

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{89393}}^1$

素因数の和:89411

約数の個数: 24

約数和(自身を含む): 55781856

約数和(自身を除く): 27623061

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 89393, 268179, 446965, 625751, 804537, 1340895, 1877253, 3128755, 4022685, 5631759, 9386265, 28158795]

約数ペア:

[(1, 28158795), (3, 9386265), (5, 5631759), (7, 4022685), (9, 3128755), (15, 1877253), (21, 1340895), (35, 804537), (45, 625751), (63, 446965), (105, 268179), (315, 89393)]