208088811

素因数分解:

$3^3\times 7^1\times {\mathrm{59}}^1\times {\mathrm{18661}}^1$

素因数の和:18736

約数の個数: 32

約数和(自身を含む): 358310400

約数和(自身を除く): 150221589

約数列:

[1, 3, 7, 9, 21, 27, 59, 63, 177, 189, 413, 531, 1239, 1593, 3717, 11151, 18661, 55983, 130627, 167949, 391881, 503847, 1100999, 1175643, 3302997, 3526929, 7706993, 9908991, 23120979, 29726973, 69362937, 208088811]

約数ペア:

[(1, 208088811), (3, 69362937), (7, 29726973), (9, 23120979), (21, 9908991), (27, 7706993), (59, 3526929), (63, 3302997), (177, 1175643), (189, 1100999), (413, 503847), (531, 391881), (1239, 167949), (1593, 130627), (3717, 55983), (11151, 18661)]