16328319

素因数分解:

$3^1\times 7^2\times {\mathrm{277}}^1\times {\mathrm{401}}^1$

素因数の和:695

約数の個数: 24

約数和(自身を含む): 25480368

約数和(自身を除く): 9152049

約数列:

[1, 3, 7, 21, 49, 147, 277, 401, 831, 1203, 1939, 2807, 5817, 8421, 13573, 19649, 40719, 58947, 111077, 333231, 777539, 2332617, 5442773, 16328319]

約数ペア:

[(1, 16328319), (3, 5442773), (7, 2332617), (21, 777539), (49, 333231), (147, 111077), (277, 58947), (401, 40719), (831, 19649), (1203, 13573), (1939, 8421), (2807, 5817)]