217074728

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{719}}^1\times {\mathrm{2903}}^1$

素因数の和:3641

約数の個数: 32

約数和(自身を含む): 439084800

約数和(自身を除く): 222010072

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 719, 1438, 2876, 2903, 5752, 5806, 9347, 11612, 18694, 23224, 37388, 37739, 74776, 75478, 150956, 301912, 2087257, 4174514, 8349028, 16698056, 27134341, 54268682, 108537364, 217074728]

約数ペア:

[(1, 217074728), (2, 108537364), (4, 54268682), (8, 27134341), (13, 16698056), (26, 8349028), (52, 4174514), (104, 2087257), (719, 301912), (1438, 150956), (2876, 75478), (2903, 74776), (5752, 37739), (5806, 37388), (9347, 23224), (11612, 18694)]