1284362247

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{3218953}}^1$

素因数の和:3218982

約数の個数: 16

約数和(自身を含む): 2060130560

約数和(自身を除く): 775768313

約数列:

[1, 3, 7, 19, 21, 57, 133, 399, 3218953, 9656859, 22532671, 61160107, 67598013, 183480321, 428120749, 1284362247]

約数ペア:

[(1, 1284362247), (3, 428120749), (7, 183480321), (19, 67598013), (21, 61160107), (57, 22532671), (133, 9656859), (399, 3218953)]