128379426

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{3056653}}^1$

素因数の和:3056665

約数の個数: 16

約数和(自身を含む): 293438784

約数和(自身を除く): 165059358

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 3056653, 6113306, 9169959, 18339918, 21396571, 42793142, 64189713, 128379426]

約数ペア:

[(1, 128379426), (2, 64189713), (3, 42793142), (6, 21396571), (7, 18339918), (14, 9169959), (21, 6113306), (42, 3056653)]