131348189

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{139}}^1\times {\mathrm{2213}}^1$

素因数の和:2420

約数の個数: 16

約数和(自身を含む): 153740160

約数和(自身を除く): 22391971

約数列:

[1, 7, 61, 139, 427, 973, 2213, 8479, 15491, 59353, 134993, 307607, 944951, 2153249, 18764027, 131348189]

約数ペア:

[(1, 131348189), (7, 18764027), (61, 2153249), (139, 944951), (427, 307607), (973, 134993), (2213, 59353), (8479, 15491)]