128306612

素因数分解:

$2^2\times 7^1\times {\mathrm{857}}^1\times {\mathrm{5347}}^1$

素因数の和:6215

約数の個数: 24

約数和(自身を含む): 256960704

約数和(自身を除く): 128654092

約数列:

[1, 2, 4, 7, 14, 28, 857, 1714, 3428, 5347, 5999, 10694, 11998, 21388, 23996, 37429, 74858, 149716, 4582379, 9164758, 18329516, 32076653, 64153306, 128306612]

約数ペア:

[(1, 128306612), (2, 64153306), (4, 32076653), (7, 18329516), (14, 9164758), (28, 4582379), (857, 149716), (1714, 74858), (3428, 37429), (5347, 23996), (5999, 21388), (10694, 11998)]