128511457070

素因数分解:

$2^1\times 5^1\times {\mathrm{739}}^1\times {\mathrm{17389913}}^1$

素因数の和:17390659

約数の個数: 16

約数和(自身を含む): 231633654480

約数和(自身を除く): 103122197410

約数列:

[1, 2, 5, 10, 739, 1478, 3695, 7390, 17389913, 34779826, 86949565, 173899130, 12851145707, 25702291414, 64255728535, 128511457070]

約数ペア:

[(1, 128511457070), (2, 64255728535), (5, 25702291414), (10, 12851145707), (739, 173899130), (1478, 86949565), (3695, 34779826), (7390, 17389913)]