2912139937

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{421}}^1\times {\mathrm{52009}}^1$

素因数の和:52456

約数の個数: 16

約数和(自身を含む): 3511715200

約数和(自身を除く): 599575263

約数列:

[1, 7, 19, 133, 421, 2947, 7999, 52009, 55993, 364063, 988171, 6917197, 21895789, 153270523, 416019991, 2912139937]

約数ペア:

[(1, 2912139937), (7, 416019991), (19, 153270523), (133, 21895789), (421, 6917197), (2947, 988171), (7999, 364063), (52009, 55993)]