25896639

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{6781}}^1$

素因数の和:6870

約数の個数: 16

約数和(自身を含む): 36894080

約数和(自身を除く): 10997441

約数列:

[1, 3, 19, 57, 67, 201, 1273, 3819, 6781, 20343, 128839, 386517, 454327, 1362981, 8632213, 25896639]

約数ペア:

[(1, 25896639), (3, 8632213), (19, 1362981), (57, 454327), (67, 386517), (201, 128839), (1273, 20343), (3819, 6781)]