128355865

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{137279}}^1$

素因数の和:137312

約数の個数: 16

約数和(自身を含む): 177914880

約数和(自身を除く): 49559015

約数列:

[1, 5, 11, 17, 55, 85, 187, 935, 137279, 686395, 1510069, 2333743, 7550345, 11668715, 25671173, 128355865]

約数ペア:

[(1, 128355865), (5, 25671173), (11, 11668715), (17, 7550345), (55, 2333743), (85, 1510069), (187, 686395), (935, 137279)]