256407194

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{72719}}^1$

素因数の和:72805

約数の個数: 16

約数和(自身を含む): 403159680

約数和(自身を除く): 146752486

約数列:

[1, 2, 41, 43, 82, 86, 1763, 3526, 72719, 145438, 2981479, 3126917, 5962958, 6253834, 128203597, 256407194]

約数ペア:

[(1, 256407194), (2, 128203597), (41, 6253834), (43, 5962958), (82, 3126917), (86, 2981479), (1763, 145438), (3526, 72719)]