395442

素因数分解:

$2^1\times 3^4\times {\mathrm{2441}}^1$

素因数の和:2455

約数の個数: 20

約数和(自身を含む): 886446

約数和(自身を除く): 491004

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 2441, 4882, 7323, 14646, 21969, 43938, 65907, 131814, 197721, 395442]

約数ペア:

[(1, 395442), (2, 197721), (3, 131814), (6, 65907), (9, 43938), (18, 21969), (27, 14646), (54, 7323), (81, 4882), (162, 2441)]