215800739

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{17851}}^1$

素因数の和:18026

約数の個数: 16

約数和(自身を含む): 270779136

約数和(自身を除く): 54978397

約数列:

[1, 7, 11, 77, 157, 1099, 1727, 12089, 17851, 124957, 196361, 1374527, 2802607, 19618249, 30828677, 215800739]

約数ペア:

[(1, 215800739), (7, 30828677), (11, 19618249), (77, 2802607), (157, 1374527), (1099, 196361), (1727, 124957), (12089, 17851)]