78932021

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{521}}^1\times {\mathrm{941}}^1$

素因数の和:1492

約数の個数: 16

約数和(自身を含む): 94411008

約数和(自身を除く): 15478987

約数列:

[1, 7, 23, 161, 521, 941, 3647, 6587, 11983, 21643, 83881, 151501, 490261, 3431827, 11276003, 78932021]

約数ペア:

[(1, 78932021), (7, 11276003), (23, 3431827), (161, 490261), (521, 151501), (941, 83881), (3647, 21643), (6587, 11983)]