2205837981

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{127}}^1\times {\mathrm{13687}}^1$

素因数の和:13870

約数の個数: 32

約数和(自身を含む): 3363962880

約数和(自身を除く): 1158124899

約数列:

[1, 3, 9, 27, 47, 127, 141, 381, 423, 1143, 1269, 3429, 5969, 13687, 17907, 41061, 53721, 123183, 161163, 369549, 643289, 1738249, 1929867, 5214747, 5789601, 15644241, 17368803, 46932723, 81697703, 245093109, 735279327, 2205837981]

約数ペア:

[(1, 2205837981), (3, 735279327), (9, 245093109), (27, 81697703), (47, 46932723), (127, 17368803), (141, 15644241), (381, 5789601), (423, 5214747), (1143, 1929867), (1269, 1738249), (3429, 643289), (5969, 369549), (13687, 161163), (17907, 123183), (41061, 53721)]