128103688

素因数分解:

$2^3\times {\mathrm{223}}^1\times {\mathrm{71807}}^1$

素因数の和:72036

約数の個数: 16

約数和(自身を含む): 241274880

約数和(自身を除く): 113171192

約数列:

[1, 2, 4, 8, 223, 446, 892, 1784, 71807, 143614, 287228, 574456, 16012961, 32025922, 64051844, 128103688]

約数ペア:

[(1, 128103688), (2, 64051844), (4, 32025922), (8, 16012961), (223, 574456), (446, 287228), (892, 143614), (1784, 71807)]