158921378

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{233}}^1$

素因数の和:399

約数の個数: 64

約数和(自身を含む): 308385792

約数和(自身を除く): 149464414

約数列:

[1, 2, 7, 11, 14, 22, 43, 77, 86, 103, 154, 206, 233, 301, 466, 473, 602, 721, 946, 1133, 1442, 1631, 2266, 2563, 3262, 3311, 4429, 5126, 6622, 7931, 8858, 10019, 15862, 17941, 20038, 23999, 31003, 35882, 47998, 48719, 62006, 70133, 97438, 110209, 140266, 167993, 220418, 263989, 335986, 341033, 527978, 682066, 771463, 1031957, 1542926, 1847923, 2063914, 3695846, 7223699, 11351527, 14447398, 22703054, 79460689, 158921378]

約数ペア:

[(1, 158921378), (2, 79460689), (7, 22703054), (11, 14447398), (14, 11351527), (22, 7223699), (43, 3695846), (77, 2063914), (86, 1847923), (103, 1542926), (154, 1031957), (206, 771463), (233, 682066), (301, 527978), (466, 341033), (473, 335986), (602, 263989), (721, 220418), (946, 167993), (1133, 140266), (1442, 110209), (1631, 97438), (2266, 70133), (2563, 62006), (3262, 48719), (3311, 47998), (4429, 35882), (5126, 31003), (6622, 23999), (7931, 20038), (8858, 17941), (10019, 15862)]