15392793

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20773}}^1$

素因数の和:20808

約数の個数: 16

約数和(自身を含む): 23266880

約数和(自身を除く): 7874087

約数列:

[1, 3, 13, 19, 39, 57, 247, 741, 20773, 62319, 270049, 394687, 810147, 1184061, 5130931, 15392793]

約数ペア:

[(1, 15392793), (3, 5130931), (13, 1184061), (19, 810147), (39, 394687), (57, 270049), (247, 62319), (741, 20773)]