172321855

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{6311}}^1$

素因数の和:6486

約数の個数: 16

約数和(自身を含む): 213295104

約数和(自身を除く): 40973249

約数列:

[1, 5, 43, 127, 215, 635, 5461, 6311, 27305, 31555, 271373, 801497, 1356865, 4007485, 34464371, 172321855]

約数ペア:

[(1, 172321855), (5, 34464371), (43, 4007485), (127, 1356865), (215, 801497), (635, 271373), (5461, 31555), (6311, 27305)]