28123816

素因数分解:

$2^3\times 7^1\times {\mathrm{349}}^1\times {\mathrm{1439}}^1$

素因数の和:1801

約数の個数: 32

約数和(自身を含む): 60480000

約数和(自身を除く): 32356184

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 349, 698, 1396, 1439, 2443, 2792, 2878, 4886, 5756, 9772, 10073, 11512, 19544, 20146, 40292, 80584, 502211, 1004422, 2008844, 3515477, 4017688, 7030954, 14061908, 28123816]

約数ペア:

[(1, 28123816), (2, 14061908), (4, 7030954), (7, 4017688), (8, 3515477), (14, 2008844), (28, 1004422), (56, 502211), (349, 80584), (698, 40292), (1396, 20146), (1439, 19544), (2443, 11512), (2792, 10073), (2878, 9772), (4886, 5756)]