205577169

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{515231}}^1$

素因数の和:515260

約数の個数: 16

約数和(自身を含む): 329748480

約数和(自身を除く): 124171311

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 515231, 1545693, 3606617, 9789389, 10819851, 29368167, 68525723, 205577169]

約数ペア:

[(1, 205577169), (3, 68525723), (7, 29368167), (19, 10819851), (21, 9789389), (57, 3606617), (133, 1545693), (399, 515231)]