209316905

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{6047}}^1$

素因数の和:6125

約数の個数: 32

約数和(自身を含む): 306561024

約数和(自身を除く): 97244119

約数列:

[1, 5, 7, 23, 35, 43, 115, 161, 215, 301, 805, 989, 1505, 4945, 6047, 6923, 30235, 34615, 42329, 139081, 211645, 260021, 695405, 973567, 1300105, 1820147, 4867835, 5980483, 9100735, 29902415, 41863381, 209316905]

約数ペア:

[(1, 209316905), (5, 41863381), (7, 29902415), (23, 9100735), (35, 5980483), (43, 4867835), (115, 1820147), (161, 1300105), (215, 973567), (301, 695405), (805, 260021), (989, 211645), (1505, 139081), (4945, 42329), (6047, 34615), (6923, 30235)]