390906

素因数分解:

$2^1\times 3^4\times {\mathrm{19}}^1\times {\mathrm{127}}^1$

素因数の和:160

約数の個数: 40

約数和(自身を含む): 929280

約数和(自身を除く): 538374

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 127, 162, 171, 254, 342, 381, 513, 762, 1026, 1143, 1539, 2286, 2413, 3078, 3429, 4826, 6858, 7239, 10287, 14478, 20574, 21717, 43434, 65151, 130302, 195453, 390906]

約数ペア:

[(1, 390906), (2, 195453), (3, 130302), (6, 65151), (9, 43434), (18, 21717), (19, 20574), (27, 14478), (38, 10287), (54, 7239), (57, 6858), (81, 4826), (114, 3429), (127, 3078), (162, 2413), (171, 2286), (254, 1539), (342, 1143), (381, 1026), (513, 762)]