128663685

素因数分解:

$3^2\times 5^1\times {\mathrm{1609}}^1\times {\mathrm{1777}}^1$

素因数の和:3397

約数の個数: 24

約数和(自身を含む): 223281240

約数和(自身を除く): 94617555

約数列:

[1, 3, 5, 9, 15, 45, 1609, 1777, 4827, 5331, 8045, 8885, 14481, 15993, 24135, 26655, 72405, 79965, 2859193, 8577579, 14295965, 25732737, 42887895, 128663685]

約数ペア:

[(1, 128663685), (3, 42887895), (5, 25732737), (9, 14295965), (15, 8577579), (45, 2859193), (1609, 79965), (1777, 72405), (4827, 26655), (5331, 24135), (8045, 15993), (8885, 14481)]