27720474658

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{661}}^1\times {\mathrm{4027}}^1$

素因数の和:4858

約数の個数: 32

約数和(自身を含む): 43005892608

約数和(自身を除く): 15285417950

約数列:

[1, 2, 41, 82, 127, 254, 661, 1322, 4027, 5207, 8054, 10414, 27101, 54202, 83947, 165107, 167894, 330214, 511429, 1022858, 2661847, 3441827, 5323694, 6883654, 20968589, 41937178, 109135727, 218271454, 338054569, 676109138, 13860237329, 27720474658]

約数ペア:

[(1, 27720474658), (2, 13860237329), (41, 676109138), (82, 338054569), (127, 218271454), (254, 109135727), (661, 41937178), (1322, 20968589), (4027, 6883654), (5207, 5323694), (8054, 3441827), (10414, 2661847), (27101, 1022858), (54202, 511429), (83947, 330214), (165107, 167894)]