6439748

素因数分解:

$2^2\times 7^1\times {\mathrm{349}}^1\times {\mathrm{659}}^1$

素因数の和:1019

約数の個数: 24

約数和(自身を含む): 12936000

約数和(自身を除く): 6496252

約数列:

[1, 2, 4, 7, 14, 28, 349, 659, 698, 1318, 1396, 2443, 2636, 4613, 4886, 9226, 9772, 18452, 229991, 459982, 919964, 1609937, 3219874, 6439748]

約数ペア:

[(1, 6439748), (2, 3219874), (4, 1609937), (7, 919964), (14, 459982), (28, 229991), (349, 18452), (659, 9772), (698, 9226), (1318, 4886), (1396, 4613), (2443, 2636)]