12866245

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1\times {\mathrm{103}}^1$

素因数の和:241

約数の個数: 32

約数和(自身を含む): 18450432

約数和(自身を除く): 5584187

約数列:

[1, 5, 7, 35, 43, 83, 103, 215, 301, 415, 515, 581, 721, 1505, 2905, 3569, 3605, 4429, 8549, 17845, 22145, 24983, 31003, 42745, 59843, 124915, 155015, 299215, 367607, 1838035, 2573249, 12866245]

約数ペア:

[(1, 12866245), (5, 2573249), (7, 1838035), (35, 367607), (43, 299215), (83, 155015), (103, 124915), (215, 59843), (301, 42745), (415, 31003), (515, 24983), (581, 22145), (721, 17845), (1505, 8549), (2905, 4429), (3569, 3605)]