139508866

素因数分解:

$2^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{321449}}^1$

素因数の和:321489

約数の個数: 16

約数和(自身を含む): 246873600

約数和(自身を除く): 107364734

約数列:

[1, 2, 7, 14, 31, 62, 217, 434, 321449, 642898, 2250143, 4500286, 9964919, 19929838, 69754433, 139508866]

約数ペア:

[(1, 139508866), (2, 69754433), (7, 19929838), (14, 9964919), (31, 4500286), (62, 2250143), (217, 642898), (434, 321449)]