128419768

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{944263}}^1$

素因数の和:944286

約数の個数: 16

約数和(自身を含む): 254951280

約数和(自身を除く): 126531512

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 944263, 1888526, 3777052, 7554104, 16052471, 32104942, 64209884, 128419768]

約数ペア:

[(1, 128419768), (2, 64209884), (4, 32104942), (8, 16052471), (17, 7554104), (34, 3777052), (68, 1888526), (136, 944263)]