667340019

素因数分解:

$3^3\times {\mathrm{1171}}^1\times {\mathrm{21107}}^1$

素因数の和:22287

約数の個数: 16

約数和(自身を含む): 989543040

約数和(自身を除く): 322203021

約数列:

[1, 3, 9, 27, 1171, 3513, 10539, 21107, 31617, 63321, 189963, 569889, 24716297, 74148891, 222446673, 667340019]

約数ペア:

[(1, 667340019), (3, 222446673), (9, 74148891), (27, 24716297), (1171, 569889), (3513, 189963), (10539, 63321), (21107, 31617)]