639442946

素因数分解:

$2^1\times {\mathrm{173}}^1\times {\mathrm{263}}^1\times {\mathrm{7027}}^1$

素因数の和:7465

約数の個数: 16

約数和(自身を含む): 968514624

約数和(自身を除く): 329071678

約数列:

[1, 2, 173, 263, 346, 526, 7027, 14054, 45499, 90998, 1215671, 1848101, 2431342, 3696202, 319721473, 639442946]

約数ペア:

[(1, 639442946), (2, 319721473), (173, 3696202), (263, 2431342), (346, 1848101), (526, 1215671), (7027, 90998), (14054, 45499)]