9879723

素因数分解:

$3^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{521}}^1$

素因数の和:584

約数の個数: 36

約数和(自身を含む): 17019288

約数和(自身を除く): 7139565

約数列:

[1, 3, 7, 9, 21, 43, 49, 63, 129, 147, 301, 387, 441, 521, 903, 1563, 2107, 2709, 3647, 4689, 6321, 10941, 18963, 22403, 25529, 32823, 67209, 76587, 156821, 201627, 229761, 470463, 1097747, 1411389, 3293241, 9879723]

約数ペア:

[(1, 9879723), (3, 3293241), (7, 1411389), (9, 1097747), (21, 470463), (43, 229761), (49, 201627), (63, 156821), (129, 76587), (147, 67209), (301, 32823), (387, 25529), (441, 22403), (521, 18963), (903, 10941), (1563, 6321), (2107, 4689), (2709, 3647)]