205122291

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{137}}^1\times {\mathrm{769}}^1$

素因数の和:979

約数の個数: 32

約数和(自身を含む): 306028800

約数和(自身を除く): 100906509

約数列:

[1, 3, 11, 33, 59, 137, 177, 411, 649, 769, 1507, 1947, 2307, 4521, 8083, 8459, 24249, 25377, 45371, 88913, 105353, 136113, 266739, 316059, 499081, 1158883, 1497243, 3476649, 6215827, 18647481, 68374097, 205122291]

約数ペア:

[(1, 205122291), (3, 68374097), (11, 18647481), (33, 6215827), (59, 3476649), (137, 1497243), (177, 1158883), (411, 499081), (649, 316059), (769, 266739), (1507, 136113), (1947, 105353), (2307, 88913), (4521, 45371), (8083, 25377), (8459, 24249)]