81940383

素因数分解:

$3^3\times 7^1\times {\mathrm{73}}^1\times {\mathrm{5939}}^1$

素因数の和:6028

約数の個数: 32

約数和(自身を含む): 140659200

約数和(自身を除く): 58718817

約数列:

[1, 3, 7, 9, 21, 27, 63, 73, 189, 219, 511, 657, 1533, 1971, 4599, 5939, 13797, 17817, 41573, 53451, 124719, 160353, 374157, 433547, 1122471, 1300641, 3034829, 3901923, 9104487, 11705769, 27313461, 81940383]

約数ペア:

[(1, 81940383), (3, 27313461), (7, 11705769), (9, 9104487), (21, 3901923), (27, 3034829), (63, 1300641), (73, 1122471), (189, 433547), (219, 374157), (511, 160353), (657, 124719), (1533, 53451), (1971, 41573), (4599, 17817), (5939, 13797)]