139236531

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{213881}}^1$

素因数の和:213922

約数の個数: 16

約数和(自身を含む): 219015168

約数和(自身を除く): 79778637

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 213881, 641643, 1497167, 4491501, 6630311, 19890933, 46412177, 139236531]

約数ペア:

[(1, 139236531), (3, 46412177), (7, 19890933), (21, 6630311), (31, 4491501), (93, 1497167), (217, 641643), (651, 213881)]