8905005

素因数分解:

$3^3\times 5^1\times {\mathrm{65963}}^1$

素因数の和:65977

約数の個数: 16

約数和(自身を含む): 15831360

約数和(自身を除く): 6926355

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 65963, 197889, 329815, 593667, 989445, 1781001, 2968335, 8905005]

約数ペア:

[(1, 8905005), (3, 2968335), (5, 1781001), (9, 989445), (15, 593667), (27, 329815), (45, 197889), (135, 65963)]