28283766

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{15661}}^1$

素因数の和:15716

約数の個数: 32

約数和(自身を含む): 66156288

約数和(自身を除く): 37872522

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 43, 86, 129, 258, 301, 602, 903, 1806, 15661, 31322, 46983, 93966, 109627, 219254, 328881, 657762, 673423, 1346846, 2020269, 4040538, 4713961, 9427922, 14141883, 28283766]

約数ペア:

[(1, 28283766), (2, 14141883), (3, 9427922), (6, 4713961), (7, 4040538), (14, 2020269), (21, 1346846), (42, 673423), (43, 657762), (86, 328881), (129, 219254), (258, 109627), (301, 93966), (602, 46983), (903, 31322), (1806, 15661)]