39389085

素因数分解:

$3^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1907}}^1$

素因数の和:1944

約数の個数: 48

約数和(自身を含む): 75007296

約数和(自身を除く): 35618211

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 243, 255, 405, 459, 765, 1215, 1377, 1907, 2295, 4131, 5721, 6885, 9535, 17163, 20655, 28605, 32419, 51489, 85815, 97257, 154467, 162095, 257445, 291771, 463401, 486285, 772335, 875313, 1458855, 2317005, 2625939, 4376565, 7877817, 13129695, 39389085]

約数ペア:

[(1, 39389085), (3, 13129695), (5, 7877817), (9, 4376565), (15, 2625939), (17, 2317005), (27, 1458855), (45, 875313), (51, 772335), (81, 486285), (85, 463401), (135, 291771), (153, 257445), (243, 162095), (255, 154467), (405, 97257), (459, 85815), (765, 51489), (1215, 32419), (1377, 28605), (1907, 20655), (2295, 17163), (4131, 9535), (5721, 6885)]