205754877

素因数分解:

$3^3\times {\mathrm{101}}^1\times {\mathrm{197}}^1\times {\mathrm{383}}^1$

素因数の和:690

約数の個数: 32

約数和(自身を含む): 310210560

約数和(自身を除く): 104455683

約数列:

[1, 3, 9, 27, 101, 197, 303, 383, 591, 909, 1149, 1773, 2727, 3447, 5319, 10341, 19897, 38683, 59691, 75451, 116049, 179073, 226353, 348147, 537219, 679059, 1044441, 2037177, 7620551, 22861653, 68584959, 205754877]

約数ペア:

[(1, 205754877), (3, 68584959), (9, 22861653), (27, 7620551), (101, 2037177), (197, 1044441), (303, 679059), (383, 537219), (591, 348147), (909, 226353), (1149, 179073), (1773, 116049), (2727, 75451), (3447, 59691), (5319, 38683), (10341, 19897)]