16888389

素因数分解:

$3^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{877}}^1$

素因数の和:1025

約数の個数: 24

約数和(自身を含む): 26424288

約数和(自身を除く): 9535899

約数列:

[1, 3, 7, 21, 49, 131, 147, 393, 877, 917, 2631, 2751, 6139, 6419, 18417, 19257, 42973, 114887, 128919, 344661, 804209, 2412627, 5629463, 16888389]

約数ペア:

[(1, 16888389), (3, 5629463), (7, 2412627), (21, 804209), (49, 344661), (131, 128919), (147, 114887), (393, 42973), (877, 19257), (917, 18417), (2631, 6419), (2751, 6139)]