39843495

素因数分解:

$3^6\times 5^1\times {\mathrm{17}}^1\times {\mathrm{643}}^1$

素因数の和:683

約数の個数: 56

約数和(自身を含む): 76020336

約数和(自身を除く): 36176841

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 243, 255, 405, 459, 643, 729, 765, 1215, 1377, 1929, 2295, 3215, 3645, 4131, 5787, 6885, 9645, 10931, 12393, 17361, 20655, 28935, 32793, 52083, 54655, 61965, 86805, 98379, 156249, 163965, 260415, 295137, 468747, 491895, 781245, 885411, 1475685, 2343735, 2656233, 4427055, 7968699, 13281165, 39843495]

約数ペア:

[(1, 39843495), (3, 13281165), (5, 7968699), (9, 4427055), (15, 2656233), (17, 2343735), (27, 1475685), (45, 885411), (51, 781245), (81, 491895), (85, 468747), (135, 295137), (153, 260415), (243, 163965), (255, 156249), (405, 98379), (459, 86805), (643, 61965), (729, 54655), (765, 52083), (1215, 32793), (1377, 28935), (1929, 20655), (2295, 17361), (3215, 12393), (3645, 10931), (4131, 9645), (5787, 6885)]