389459378

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{133103}}^1$

素因数の和:133142

約数の個数: 32

約数和(自身を含む): 766679040

約数和(自身を除く): 377219662

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 209, 266, 418, 1463, 2926, 133103, 266206, 931721, 1464133, 1863442, 2528957, 2928266, 5057914, 10248931, 17702699, 20497862, 27818527, 35405398, 55637054, 194729689, 389459378]

約数ペア:

[(1, 389459378), (2, 194729689), (7, 55637054), (11, 35405398), (14, 27818527), (19, 20497862), (22, 17702699), (38, 10248931), (77, 5057914), (133, 2928266), (154, 2528957), (209, 1863442), (266, 1464133), (418, 931721), (1463, 266206), (2926, 133103)]