637278889

素因数分解:

${\mathrm{13}}^2\times {\mathrm{71}}^1\times {\mathrm{173}}^1\times {\mathrm{307}}^1$

素因数の和:577

約数の個数: 24

約数和(自身を含む): 706128192

約数和(自身を除く): 68849303

約数列:

[1, 13, 71, 169, 173, 307, 923, 2249, 3991, 11999, 12283, 21797, 29237, 51883, 53111, 159679, 283361, 690443, 2075827, 3683693, 3770881, 8975759, 49021453, 637278889]

約数ペア:

[(1, 637278889), (13, 49021453), (71, 8975759), (169, 3770881), (173, 3683693), (307, 2075827), (923, 690443), (2249, 283361), (3991, 159679), (11999, 53111), (12283, 51883), (21797, 29237)]