1411389

素因数分解:

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

素因数の和:577

約数の個数: 24

約数和(自身を含む): 2388672

約数和(自身を除く): 977283

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 301, 387, 521, 903, 1563, 2709, 3647, 4689, 10941, 22403, 32823, 67209, 156821, 201627, 470463, 1411389]

約数ペア:

[(1, 1411389), (3, 470463), (7, 201627), (9, 156821), (21, 67209), (43, 32823), (63, 22403), (129, 10941), (301, 4689), (387, 3647), (521, 2709), (903, 1563)]