16528043

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{433}}^1$

素因数の和:507

約数の個数: 24

約数和(自身を含む): 20779920

約数和(自身を除く): 4251877

約数列:

[1, 7, 19, 41, 49, 133, 287, 433, 779, 931, 2009, 3031, 5453, 8227, 17753, 21217, 38171, 57589, 124271, 337307, 403123, 869897, 2361149, 16528043]

約数ペア:

[(1, 16528043), (7, 2361149), (19, 869897), (41, 403123), (49, 337307), (133, 124271), (287, 57589), (433, 38171), (779, 21217), (931, 17753), (2009, 8227), (3031, 5453)]