204865256519

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{25830949}}^1$

素因数の和:25831070

約数の個数: 16

約数和(自身を含む): 257896204800

約数和(自身を除く): 53030948281

約数列:

[1, 7, 11, 77, 103, 721, 1133, 7931, 25830949, 180816643, 284140439, 1988983073, 2660587747, 18624114229, 29266465217, 204865256519]

約数ペア:

[(1, 204865256519), (7, 29266465217), (11, 18624114229), (77, 2660587747), (103, 1988983073), (721, 284140439), (1133, 180816643), (7931, 25830949)]