40399394

素因数分解:

$2^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{28571}}^1$

素因数の和:28681

約数の個数: 16

約数和(自身を含む): 69944256

約数和(自身を除く): 29544862

約数列:

[1, 2, 7, 14, 101, 202, 707, 1414, 28571, 57142, 199997, 399994, 2885671, 5771342, 20199697, 40399394]

約数ペア:

[(1, 40399394), (2, 20199697), (7, 5771342), (14, 2885671), (101, 399994), (202, 199997), (707, 57142), (1414, 28571)]