209945739

素因数分解:

$3^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1\times {\mathrm{6373}}^1$

素因数の和:6594

約数の個数: 16

約数和(自身を含む): 285555200

約数和(自身を除く): 75609461

約数列:

[1, 3, 79, 139, 237, 417, 6373, 10981, 19119, 32943, 503467, 885847, 1510401, 2657541, 69981913, 209945739]

約数ペア:

[(1, 209945739), (3, 69981913), (79, 2657541), (139, 1510401), (237, 885847), (417, 503467), (6373, 32943), (10981, 19119)]