28037835

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{89009}}^1$

素因数の和:89027

約数の個数: 24

約数和(自身を含む): 55542240

約数和(自身を除く): 27504405

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 315, 89009, 267027, 445045, 623063, 801081, 1335135, 1869189, 3115315, 4005405, 5607567, 9345945, 28037835]

約数ペア:

[(1, 28037835), (3, 9345945), (5, 5607567), (7, 4005405), (9, 3115315), (15, 1869189), (21, 1335135), (35, 801081), (45, 623063), (63, 445045), (105, 267027), (315, 89009)]