40427338

素因数分解:

$2^1\times 7^1\times {\mathrm{227}}^1\times {\mathrm{12721}}^1$

素因数の和:12957

約数の個数: 16

約数和(自身を含む): 69614784

約数和(自身を除く): 29187446

約数列:

[1, 2, 7, 14, 227, 454, 1589, 3178, 12721, 25442, 89047, 178094, 2887667, 5775334, 20213669, 40427338]

約数ペア:

[(1, 40427338), (2, 20213669), (7, 5775334), (14, 2887667), (227, 178094), (454, 89047), (1589, 25442), (3178, 12721)]