27958965

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{1321}}^1$

素因数の和:1429

約数の個数: 32

約数和(自身を含む): 47972736

約数和(自身を除く): 20013771

約数列:

[1, 3, 5, 15, 17, 51, 83, 85, 249, 255, 415, 1245, 1321, 1411, 3963, 4233, 6605, 7055, 19815, 21165, 22457, 67371, 109643, 112285, 328929, 336855, 548215, 1644645, 1863931, 5591793, 9319655, 27958965]

約数ペア:

[(1, 27958965), (3, 9319655), (5, 5591793), (15, 1863931), (17, 1644645), (51, 548215), (83, 336855), (85, 328929), (249, 112285), (255, 109643), (415, 67371), (1245, 22457), (1321, 21165), (1411, 19815), (3963, 7055), (4233, 6605)]