780147291

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{3377261}}^1$

素因数の和:3377282

約数の個数: 16

約数和(自身を含む): 1296868608

約数和(自身を除く): 516721317

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 3377261, 10131783, 23640827, 37149871, 70922481, 111449613, 260049097, 780147291]

約数ペア:

[(1, 780147291), (3, 260049097), (7, 111449613), (11, 70922481), (21, 37149871), (33, 23640827), (77, 10131783), (231, 3377261)]