28763757

素因数分解:

$3^2\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{433}}^1$

素因数の和:522

約数の個数: 36

約数和(自身を含む): 46523932

約数和(自身を除く): 17760175

約数列:

[1, 3, 9, 11, 33, 61, 99, 121, 183, 363, 433, 549, 671, 1089, 1299, 2013, 3897, 4763, 6039, 7381, 14289, 22143, 26413, 42867, 52393, 66429, 79239, 157179, 237717, 290543, 471537, 871629, 2614887, 3195973, 9587919, 28763757]

約数ペア:

[(1, 28763757), (3, 9587919), (9, 3195973), (11, 2614887), (33, 871629), (61, 471537), (99, 290543), (121, 237717), (183, 157179), (363, 79239), (433, 66429), (549, 52393), (671, 42867), (1089, 26413), (1299, 22143), (2013, 14289), (3897, 7381), (4763, 6039)]