206511495

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{431}}^1\times {\mathrm{1879}}^1$

素因数の和:2335

約数の個数: 32

約数和(自身を含む): 350853120

約数和(自身を除く): 144341625

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 431, 1293, 1879, 2155, 5637, 6465, 7327, 9395, 21981, 28185, 31943, 36635, 95829, 109905, 159715, 479145, 809849, 2429547, 4049245, 12147735, 13767433, 41302299, 68837165, 206511495]

約数ペア:

[(1, 206511495), (3, 68837165), (5, 41302299), (15, 13767433), (17, 12147735), (51, 4049245), (85, 2429547), (255, 809849), (431, 479145), (1293, 159715), (1879, 109905), (2155, 95829), (5637, 36635), (6465, 31943), (7327, 28185), (9395, 21981)]