804213765

素因数分解:

$3^4\times 5^1\times {\mathrm{1985713}}^1$

素因数の和:1985730

約数の個数: 20

約数和(自身を含む): 1441628364

約数和(自身を除く): 637414599

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 1985713, 5957139, 9928565, 17871417, 29785695, 53614251, 89357085, 160842753, 268071255, 804213765]

約数ペア:

[(1, 804213765), (3, 268071255), (5, 160842753), (9, 89357085), (15, 53614251), (27, 29785695), (45, 17871417), (81, 9928565), (135, 5957139), (405, 1985713)]