51091569315

素因数分解:

$3^4\times 5^1\times {\mathrm{126152023}}^1$

素因数の和:126152040

約数の個数: 20

約数和(自身を含む): 91586369424

約数和(自身を除く): 40494800109

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 126152023, 378456069, 630760115, 1135368207, 1892280345, 3406104621, 5676841035, 10218313863, 17030523105, 51091569315]

約数ペア:

[(1, 51091569315), (3, 17030523105), (5, 10218313863), (9, 5676841035), (15, 3406104621), (27, 1892280345), (45, 1135368207), (81, 630760115), (135, 378456069), (405, 126152023)]