438988014

素因数分解:

$2^1\times 3^2\times {\mathrm{157}}^1\times {\mathrm{163}}^1\times {\mathrm{953}}^1$

素因数の和:1281

約数の個数: 48

約数和(自身を含む): 964081872

約数和(自身を除く): 525093858

約数列:

[1, 2, 3, 6, 9, 18, 157, 163, 314, 326, 471, 489, 942, 953, 978, 1413, 1467, 1906, 2826, 2859, 2934, 5718, 8577, 17154, 25591, 51182, 76773, 149621, 153546, 155339, 230319, 299242, 310678, 448863, 460638, 466017, 897726, 932034, 1346589, 1398051, 2693178, 2796102, 24388223, 48776446, 73164669, 146329338, 219494007, 438988014]

約数ペア:

[(1, 438988014), (2, 219494007), (3, 146329338), (6, 73164669), (9, 48776446), (18, 24388223), (157, 2796102), (163, 2693178), (314, 1398051), (326, 1346589), (471, 932034), (489, 897726), (942, 466017), (953, 460638), (978, 448863), (1413, 310678), (1467, 299242), (1906, 230319), (2826, 155339), (2859, 153546), (2934, 149621), (5718, 76773), (8577, 51182), (17154, 25591)]