280263854

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{127}}^1\times {\mathrm{6529}}^1$

素因数の和:6684

約数の個数: 24

約数和(自身を含む): 458876160

約数和(自身を除く): 178612306

約数列:

[1, 2, 13, 26, 127, 169, 254, 338, 1651, 3302, 6529, 13058, 21463, 42926, 84877, 169754, 829183, 1103401, 1658366, 2206802, 10779379, 21558758, 140131927, 280263854]

約数ペア:

[(1, 280263854), (2, 140131927), (13, 21558758), (26, 10779379), (127, 2206802), (169, 1658366), (254, 1103401), (338, 829183), (1651, 169754), (3302, 84877), (6529, 42926), (13058, 21463)]