1289635774

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2971511}}^1$

素因数の和:2971551

約数の個数: 16

約数和(自身を含む): 2282121216

約数和(自身を除く): 992485442

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 2971511, 5943022, 20800577, 41601154, 92116841, 184233682, 644817887, 1289635774]

約数ペア:

[(1, 1289635774), (2, 644817887), (7, 184233682), (14, 92116841), (31, 41601154), (62, 20800577), (217, 5943022), (434, 2971511)]