12939885

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{13693}}^1$

素因数の和:13714

約数の個数: 32

約数和(自身を含む): 26292480

約数和(自身を除く): 13352595

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 135, 189, 315, 945, 13693, 41079, 68465, 95851, 123237, 205395, 287553, 369711, 479255, 616185, 862659, 1437765, 1848555, 2587977, 4313295, 12939885]

約数ペア:

[(1, 12939885), (3, 4313295), (5, 2587977), (7, 1848555), (9, 1437765), (15, 862659), (21, 616185), (27, 479255), (35, 369711), (45, 287553), (63, 205395), (105, 123237), (135, 95851), (189, 68465), (315, 41079), (945, 13693)]