681005913

素因数分解:

$3^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{286981}}^1$

素因数の和:287104

約数の個数: 16

約数和(自身を含む): 1046910336

約数和(自身を除く): 365904423

約数列:

[1, 3, 7, 21, 113, 339, 791, 2373, 286981, 860943, 2008867, 6026601, 32428853, 97286559, 227001971, 681005913]

約数ペア:

[(1, 681005913), (3, 227001971), (7, 97286559), (21, 32428853), (113, 6026601), (339, 2008867), (791, 860943), (2373, 286981)]