213134545

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{46183}}^1$

素因数の和:46272

約数の個数: 16

約数和(自身を含む): 279320832

約数和(自身を除く): 66186287

約数列:

[1, 5, 13, 65, 71, 355, 923, 4615, 46183, 230915, 600379, 3001895, 3278993, 16394965, 42626909, 213134545]

約数ペア:

[(1, 213134545), (5, 42626909), (13, 16394965), (65, 3278993), (71, 3001895), (355, 600379), (923, 230915), (4615, 46183)]