668889315

素因数分解:

$3^2\times 5^1\times {\mathrm{127}}^1\times {\mathrm{117041}}^1$

素因数の和:117179

約数の個数: 24

約数和(自身を含む): 1168547328

約数和(自身を除く): 499658013

約数列:

[1, 3, 5, 9, 15, 45, 127, 381, 635, 1143, 1905, 5715, 117041, 351123, 585205, 1053369, 1755615, 5266845, 14864207, 44592621, 74321035, 133777863, 222963105, 668889315]

約数ペア:

[(1, 668889315), (3, 222963105), (5, 133777863), (9, 74321035), (15, 44592621), (45, 14864207), (127, 5266845), (381, 1755615), (635, 1053369), (1143, 585205), (1905, 351123), (5715, 117041)]