247788674

素因数分解:

$2^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{3121}}^1$

素因数の和:3290

約数の個数: 32

約数和(自身を含む): 436980096

約数和(自身を除く): 189191422

約数列:

[1, 2, 7, 14, 53, 106, 107, 214, 371, 742, 749, 1498, 3121, 5671, 6242, 11342, 21847, 39697, 43694, 79394, 165413, 330826, 333947, 667894, 1157891, 2315782, 2337629, 4675258, 17699191, 35398382, 123894337, 247788674]

約数ペア:

[(1, 247788674), (2, 123894337), (7, 35398382), (14, 17699191), (53, 4675258), (106, 2337629), (107, 2315782), (214, 1157891), (371, 667894), (742, 333947), (749, 330826), (1498, 165413), (3121, 79394), (5671, 43694), (6242, 39697), (11342, 21847)]