856553439

素因数分解:

$3^1\times 7^1\times {\mathrm{197}}^2\times {\mathrm{1051}}^1$

素因数の和:1455

約数の個数: 24

約数和(自身を含む): 1313131648

約数和(自身を除く): 456578209

約数列:

[1, 3, 7, 21, 197, 591, 1051, 1379, 3153, 4137, 7357, 22071, 38809, 116427, 207047, 271663, 621141, 814989, 1449329, 4347987, 40788259, 122364777, 285517813, 856553439]

約数ペア:

[(1, 856553439), (3, 285517813), (7, 122364777), (21, 40788259), (197, 4347987), (591, 1449329), (1051, 814989), (1379, 621141), (3153, 271663), (4137, 207047), (7357, 116427), (22071, 38809)]