2049507747

素因数分解:

$3^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{105967}}^1$

素因数の和:106287

約数の個数: 24

約数和(自身を含む): 3394366976

約数和(自身を除く): 1344859229

約数列:

[1, 3, 7, 9, 21, 63, 307, 921, 2149, 2763, 6447, 19341, 105967, 317901, 741769, 953703, 2225307, 6675921, 32531869, 97595607, 227723083, 292786821, 683169249, 2049507747]

約数ペア:

[(1, 2049507747), (3, 683169249), (7, 292786821), (9, 227723083), (21, 97595607), (63, 32531869), (307, 6675921), (921, 2225307), (2149, 953703), (2763, 741769), (6447, 317901), (19341, 105967)]