65079987

素因数分解:

$3^1\times 7^2\times {\mathrm{442721}}^1$

素因数の和:442738

約数の個数: 12

約数和(自身を含む): 100940616

約数和(自身を除く): 35860629

約数列:

[1, 3, 7, 21, 49, 147, 442721, 1328163, 3099047, 9297141, 21693329, 65079987]

約数ペア:

[(1, 65079987), (3, 21693329), (7, 9297141), (21, 3099047), (49, 1328163), (147, 442721)]