287513409

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{199}}^1\times {\mathrm{20939}}^1$

素因数の和:21164

約数の個数: 16

約数和(自身を含む): 402048000

約数和(自身を除く): 114534591

約数列:

[1, 3, 23, 69, 199, 597, 4577, 13731, 20939, 62817, 481597, 1444791, 4166861, 12500583, 95837803, 287513409]

約数ペア:

[(1, 287513409), (3, 95837803), (23, 12500583), (69, 4166861), (199, 1444791), (597, 481597), (4577, 62817), (13731, 20939)]