399188424

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{978403}}^1$

素因数の和:978429

約数の個数: 32

約数和(自身を含む): 1056676320

約数和(自身を除く): 657487896

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 978403, 1956806, 2935209, 3913612, 5870418, 7827224, 11740836, 16632851, 23481672, 33265702, 49898553, 66531404, 99797106, 133062808, 199594212, 399188424]

約数ペア:

[(1, 399188424), (2, 199594212), (3, 133062808), (4, 99797106), (6, 66531404), (8, 49898553), (12, 33265702), (17, 23481672), (24, 16632851), (34, 11740836), (51, 7827224), (68, 5870418), (102, 3913612), (136, 2935209), (204, 1956806), (408, 978403)]