861656

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1$

素因数の和:155

約数の個数: 32

約数和(自身を含む): 1723680

約数和(自身を除く): 862024

約数列:

[1, 2, 4, 8, 37, 41, 71, 74, 82, 142, 148, 164, 284, 296, 328, 568, 1517, 2627, 2911, 3034, 5254, 5822, 6068, 10508, 11644, 12136, 21016, 23288, 107707, 215414, 430828, 861656]

約数ペア:

[(1, 861656), (2, 430828), (4, 215414), (8, 107707), (37, 23288), (41, 21016), (71, 12136), (74, 11644), (82, 10508), (142, 6068), (148, 5822), (164, 5254), (284, 3034), (296, 2911), (328, 2627), (568, 1517)]