201919101

素因数分解:

$3^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{25621}}^1$

素因数の和:25732

約数の個数: 16

約数和(自身を含む): 280407168

約数和(自身を除く): 78488067

約数列:

[1, 3, 37, 71, 111, 213, 2627, 7881, 25621, 76863, 947977, 1819091, 2843931, 5457273, 67306367, 201919101]

約数ペア:

[(1, 201919101), (3, 67306367), (37, 5457273), (71, 2843931), (111, 1819091), (213, 947977), (2627, 76863), (7881, 25621)]