879040449

素因数分解:

$3^2\times 7^2\times {\mathrm{1993289}}^1$

素因数の和:1993309

約数の個数: 18

約数和(自身を含む): 1477027890

約数和(自身を除く): 597987441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 1993289, 5979867, 13953023, 17939601, 41859069, 97671161, 125577207, 293013483, 879040449]

約数ペア:

[(1, 879040449), (3, 293013483), (7, 125577207), (9, 97671161), (21, 41859069), (49, 17939601), (63, 13953023), (147, 5979867), (441, 1993289)]