215202351

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{788287}}^1$

素因数の和:788310

約数の個数: 16

約数和(自身を含む): 353153024

約数和(自身を除く): 137950673

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 788287, 2364861, 5518009, 10247731, 16554027, 30743193, 71734117, 215202351]

約数ペア:

[(1, 215202351), (3, 71734117), (7, 30743193), (13, 16554027), (21, 10247731), (39, 5518009), (91, 2364861), (273, 788287)]