17768971

素因数分解:

${\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{131}}^1$

素因数の和:231

約数の個数: 24

約数和(自身を含む): 21067200

約数和(自身を除く): 3298229

約数列:

[1, 11, 19, 59, 121, 131, 209, 649, 1121, 1441, 2299, 2489, 7139, 7729, 12331, 15851, 27379, 85019, 135641, 146851, 301169, 935209, 1615361, 17768971]

約数ペア:

[(1, 17768971), (11, 1615361), (19, 935209), (59, 301169), (121, 146851), (131, 135641), (209, 85019), (649, 27379), (1121, 15851), (1441, 12331), (2299, 7729), (2489, 7139)]