255750971

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{353}}^1$

素因数の和:515

約数の個数: 32

約数和(自身を含む): 314012160

約数和(自身を除く): 58261189

約数列:

[1, 7, 29, 43, 83, 203, 301, 353, 581, 1247, 2407, 2471, 3569, 8729, 10237, 15179, 16849, 24983, 29299, 71659, 103501, 106253, 205093, 440191, 724507, 849671, 1259857, 3081337, 5947697, 8818999, 36535853, 255750971]

約数ペア:

[(1, 255750971), (7, 36535853), (29, 8818999), (43, 5947697), (83, 3081337), (203, 1259857), (301, 849671), (353, 724507), (581, 440191), (1247, 205093), (2407, 106253), (2471, 103501), (3569, 71659), (8729, 29299), (10237, 24983), (15179, 16849)]