28694198

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{64919}}^1$

素因数の和:64951

約数の個数: 16

約数和(自身を含む): 49079520

約数和(自身を除く): 20385322

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 64919, 129838, 843947, 1103623, 1687894, 2207246, 14347099, 28694198]

約数ペア:

[(1, 28694198), (2, 14347099), (13, 2207246), (17, 1687894), (26, 1103623), (34, 843947), (221, 129838), (442, 64919)]