1277894415

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{87557}}^1$

素因数の和:87711

約数の個数: 32

約数和(自身を含む): 2353559040

約数和(自身を除く): 1075664625

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 139, 417, 695, 973, 2085, 2919, 4865, 14595, 87557, 262671, 437785, 612899, 1313355, 1838697, 3064495, 9193485, 12170423, 36511269, 60852115, 85192961, 182556345, 255578883, 425964805, 1277894415]

約数ペア:

[(1, 1277894415), (3, 425964805), (5, 255578883), (7, 182556345), (15, 85192961), (21, 60852115), (35, 36511269), (105, 12170423), (139, 9193485), (417, 3064495), (695, 1838697), (973, 1313355), (2085, 612899), (2919, 437785), (4865, 262671), (14595, 87557)]