28080806

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{25117}}^1$

素因数の和:25175

約数の個数: 16

約数和(自身を含む): 46418064

約数和(自身を除く): 18337258

約数列:

[1, 2, 13, 26, 43, 86, 559, 1118, 25117, 50234, 326521, 653042, 1080031, 2160062, 14040403, 28080806]

約数ペア:

[(1, 28080806), (2, 14040403), (13, 2160062), (26, 1080031), (43, 653042), (86, 326521), (559, 50234), (1118, 25117)]