638045213206

素因数分解:

$2^1\times {\mathrm{337}}^1\times {\mathrm{571}}^1\times {\mathrm{1657889}}^1$

素因数の和:1658799

約数の個数: 16

約数和(自身を含む): 961589463120

約数和(自身を除く): 323544249914

約数列:

[1, 2, 337, 571, 674, 1142, 192427, 384854, 1657889, 3315778, 558708593, 946654619, 1117417186, 1893309238, 319022606603, 638045213206]

約数ペア:

[(1, 638045213206), (2, 319022606603), (337, 1893309238), (571, 1117417186), (674, 946654619), (1142, 558708593), (192427, 3315778), (384854, 1657889)]