15804315

素因数分解:

$3^4\times 5^1\times {\mathrm{39023}}^1$

素因数の和:39040

約数の個数: 20

約数和(自身を含む): 28331424

約数和(自身を除く): 12527109

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 39023, 117069, 195115, 351207, 585345, 1053621, 1756035, 3160863, 5268105, 15804315]

約数ペア:

[(1, 15804315), (3, 5268105), (5, 3160863), (9, 1756035), (15, 1053621), (27, 585345), (45, 351207), (81, 195115), (135, 117069), (405, 39023)]