28771353

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{245909}}^1$

素因数の和:245928

約数の個数: 12

約数和(自身を含む): 44755620

約数和(自身を除く): 15984267

約数列:

[1, 3, 9, 13, 39, 117, 245909, 737727, 2213181, 3196817, 9590451, 28771353]

約数ペア:

[(1, 28771353), (3, 9590451), (9, 3196817), (13, 2213181), (39, 737727), (117, 245909)]