2528547

素因数分解:

$3^1\times 7^2\times {\mathrm{103}}^1\times {\mathrm{167}}^1$

素因数の和:287

約数の個数: 24

約数和(自身を含む): 3983616

約数和(自身を除く): 1455069

約数列:

[1, 3, 7, 21, 49, 103, 147, 167, 309, 501, 721, 1169, 2163, 3507, 5047, 8183, 15141, 17201, 24549, 51603, 120407, 361221, 842849, 2528547]

約数ペア:

[(1, 2528547), (3, 842849), (7, 361221), (21, 120407), (49, 51603), (103, 24549), (147, 17201), (167, 15141), (309, 8183), (501, 5047), (721, 3507), (1169, 2163)]