209502306

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{895309}}^1$

素因数の和:895330

約数の個数: 24

約数和(自身を含む): 488839260

約数和(自身を除く): 279336954

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 895309, 1790618, 2685927, 5371854, 8057781, 11639017, 16115562, 23278034, 34917051, 69834102, 104751153, 209502306]

約数ペア:

[(1, 209502306), (2, 104751153), (3, 69834102), (6, 34917051), (9, 23278034), (13, 16115562), (18, 11639017), (26, 8057781), (39, 5371854), (78, 2685927), (117, 1790618), (234, 895309)]