40505142

素因数分解:

$2^1\times 3^1\times {\mathrm{643}}^1\times {\mathrm{10499}}^1$

素因数の和:11147

約数の個数: 16

約数和(自身を含む): 81144000

約数和(自身を除く): 40638858

約数列:

[1, 2, 3, 6, 643, 1286, 1929, 3858, 10499, 20998, 31497, 62994, 6750857, 13501714, 20252571, 40505142]

約数ペア:

[(1, 40505142), (2, 20252571), (3, 13501714), (6, 6750857), (643, 62994), (1286, 31497), (1929, 20998), (3858, 10499)]