28520782

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{14419}}^1$

素因数の和:14487

約数の個数: 16

約数和(自身を含む): 45682560

約数和(自身を除く): 17161778

約数列:

[1, 2, 23, 43, 46, 86, 989, 1978, 14419, 28838, 331637, 620017, 663274, 1240034, 14260391, 28520782]

約数ペア:

[(1, 28520782), (2, 14260391), (23, 1240034), (43, 663274), (46, 620017), (86, 331637), (989, 28838), (1978, 14419)]