12957105

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{123401}}^1$

素因数の和:123416

約数の個数: 16

約数和(自身を含む): 23693184

約数和(自身を除く): 10736079

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 123401, 370203, 617005, 863807, 1851015, 2591421, 4319035, 12957105]

約数ペア:

[(1, 12957105), (3, 4319035), (5, 2591421), (7, 1851015), (15, 863807), (21, 617005), (35, 370203), (105, 123401)]