245256305

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{1523}}^1$

素因数の和:1685

約数の個数: 32

約数和(自身を含む): 347618304

約数和(自身を除く): 102361999

約数列:

[1, 5, 7, 35, 43, 107, 215, 301, 535, 749, 1505, 1523, 3745, 4601, 7615, 10661, 23005, 32207, 53305, 65489, 161035, 162961, 327445, 458423, 814805, 1140727, 2292115, 5703635, 7007323, 35036615, 49051261, 245256305]

約数ペア:

[(1, 245256305), (5, 49051261), (7, 35036615), (35, 7007323), (43, 5703635), (107, 2292115), (215, 1140727), (301, 814805), (535, 458423), (749, 327445), (1505, 162961), (1523, 161035), (3745, 65489), (4601, 53305), (7615, 32207), (10661, 23005)]