65540215

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{53069}}^1$

素因数の和:53106

約数の個数: 16

約数和(自身を含む): 89157600

約数和(自身を除く): 23617385

約数列:

[1, 5, 13, 19, 65, 95, 247, 1235, 53069, 265345, 689897, 1008311, 3449485, 5041555, 13108043, 65540215]

約数ペア:

[(1, 65540215), (5, 13108043), (13, 5041555), (19, 3449485), (65, 1008311), (95, 689897), (247, 265345), (1235, 53069)]