28711605

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{113}}^1\times {\mathrm{1303}}^1$

素因数の和:1437

約数の個数: 32

約数和(自身を含む): 49948416

約数和(自身を除く): 21236811

約数列:

[1, 3, 5, 13, 15, 39, 65, 113, 195, 339, 565, 1303, 1469, 1695, 3909, 4407, 6515, 7345, 16939, 19545, 22035, 50817, 84695, 147239, 254085, 441717, 736195, 1914107, 2208585, 5742321, 9570535, 28711605]

約数ペア:

[(1, 28711605), (3, 9570535), (5, 5742321), (13, 2208585), (15, 1914107), (39, 736195), (65, 441717), (113, 254085), (195, 147239), (339, 84695), (565, 50817), (1303, 22035), (1469, 19545), (1695, 16939), (3909, 7345), (4407, 6515)]