15989071

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{2113}}^1$

素因数の和:2190

約数の個数: 16

約数和(自身を含む): 19482624

約数和(自身を除く): 3493553

約数列:

[1, 7, 23, 47, 161, 329, 1081, 2113, 7567, 14791, 48599, 99311, 340193, 695177, 2284153, 15989071]

約数ペア:

[(1, 15989071), (7, 2284153), (23, 695177), (47, 340193), (161, 99311), (329, 48599), (1081, 14791), (2113, 7567)]