82857215

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{197}}^2$

素因数の和:467

約数の個数: 24

約数和(自身を含む): 116084832

約数和(自身を除く): 33227617

約数列:

[1, 5, 7, 35, 61, 197, 305, 427, 985, 1379, 2135, 6895, 12017, 38809, 60085, 84119, 194045, 271663, 420595, 1358315, 2367349, 11836745, 16571443, 82857215]

約数ペア:

[(1, 82857215), (5, 16571443), (7, 11836745), (35, 2367349), (61, 1358315), (197, 420595), (305, 271663), (427, 194045), (985, 84119), (1379, 60085), (2135, 38809), (6895, 12017)]