15343887

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20707}}^1$

素因数の和:20742

約数の個数: 16

約数和(自身を含む): 23192960

約数和(自身を除く): 7849073

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 20707, 62121, 269191, 393433, 807573, 1180299, 5114629, 15343887]

約数ペア:

[(1, 15343887), (3, 5114629), (13, 1180299), (19, 807573), (39, 393433), (57, 269191), (247, 62121), (741, 20707)]