28445582

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{18211}}^1$

素因数の和:18295

約数の個数: 16

約数和(自身を含む): 47205504

約数和(自身を除く): 18759922

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 18211, 36422, 200321, 400642, 1292981, 2585962, 14222791, 28445582]

約数ペア:

[(1, 28445582), (2, 14222791), (11, 2585962), (22, 1292981), (71, 400642), (142, 200321), (781, 36422), (1562, 18211)]