127816409

素因数分解:

$7^1\times {\mathrm{101}}^1\times {\mathrm{347}}^1\times {\mathrm{521}}^1$

素因数の和:976

約数の個数: 16

約数和(自身を含む): 148231296

約数和(自身を除く): 20414887

約数列:

[1, 7, 101, 347, 521, 707, 2429, 3647, 35047, 52621, 180787, 245329, 368347, 1265509, 18259487, 127816409]

約数ペア:

[(1, 127816409), (7, 18259487), (101, 1265509), (347, 368347), (521, 245329), (707, 180787), (2429, 52621), (3647, 35047)]