15320319

素因数分解:

$3^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{5569}}^1$

素因数の和:5710

約数の個数: 16

約数和(自身を含む): 23527680

約数和(自身を除く): 8207361

約数列:

[1, 3, 7, 21, 131, 393, 917, 2751, 5569, 16707, 38983, 116949, 729539, 2188617, 5106773, 15320319]

約数ペア:

[(1, 15320319), (3, 5106773), (7, 2188617), (21, 729539), (131, 116949), (393, 38983), (917, 16707), (2751, 5569)]