81240018

素因数分解:

$2^1\times 3^1\times {\mathrm{877}}^1\times {\mathrm{15439}}^1$

素因数の和:16321

約数の個数: 16

約数和(自身を含む): 162675840

約数和(自身を除く): 81435822

約数列:

[1, 2, 3, 6, 877, 1754, 2631, 5262, 15439, 30878, 46317, 92634, 13540003, 27080006, 40620009, 81240018]

約数ペア:

[(1, 81240018), (2, 40620009), (3, 27080006), (6, 13540003), (877, 92634), (1754, 46317), (2631, 30878), (5262, 15439)]