71289315

素因数分解:

$3^4\times 5^1\times {\mathrm{176023}}^1$

素因数の和:176040

約数の個数: 20

約数和(自身を含む): 127793424

約数和(自身を除く): 56504109

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 176023, 528069, 880115, 1584207, 2640345, 4752621, 7921035, 14257863, 23763105, 71289315]

約数ペア:

[(1, 71289315), (3, 23763105), (5, 14257863), (9, 7921035), (15, 4752621), (27, 2640345), (45, 1584207), (81, 880115), (135, 528069), (405, 176023)]