13509009

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{67}}^1\times {\mathrm{521}}^1$

素因数の和:637

約数の個数: 24

約数和(自身を含む): 20303712

約数和(自身を除く): 6794703

約数列:

[1, 3, 9, 43, 67, 129, 201, 387, 521, 603, 1563, 2881, 4689, 8643, 22403, 25929, 34907, 67209, 104721, 201627, 314163, 1501001, 4503003, 13509009]

約数ペア:

[(1, 13509009), (3, 4503003), (9, 1501001), (43, 314163), (67, 201627), (129, 104721), (201, 67209), (387, 34907), (521, 25929), (603, 22403), (1563, 8643), (2881, 4689)]