2891254

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{439}}^1$

素因数の和:567

約数の個数: 16

約数和(自身を含む): 4514400

約数和(自身を除く): 1623146

約数列:

[1, 2, 37, 74, 89, 178, 439, 878, 3293, 6586, 16243, 32486, 39071, 78142, 1445627, 2891254]

約数ペア:

[(1, 2891254), (2, 1445627), (37, 78142), (74, 39071), (89, 32486), (178, 16243), (439, 6586), (878, 3293)]