187907961

素因数分解:

$3^1\times {\mathrm{41}}^1\times {\mathrm{71}}^1\times {\mathrm{21517}}^1$

素因数の和:21632

約数の個数: 16

約数和(自身を含む): 260281728

約数和(自身を除く): 72373767

約数列:

[1, 3, 41, 71, 123, 213, 2911, 8733, 21517, 64551, 882197, 1527707, 2646591, 4583121, 62635987, 187907961]

約数ペア:

[(1, 187907961), (3, 62635987), (41, 4583121), (71, 2646591), (123, 1527707), (213, 882197), (2911, 64551), (8733, 21517)]