388446792968

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{10861}}^1\times {\mathrm{343897}}^1$

素因数の和:354777

約数の個数: 32

約数和(自身を含む): 784438215960

約数和(自身を除く): 395991422992

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 10861, 21722, 43444, 86888, 141193, 282386, 343897, 564772, 687794, 1129544, 1375588, 2751176, 4470661, 8941322, 17882644, 35765288, 3735065317, 7470130634, 14940261268, 29880522536, 48555849121, 97111698242, 194223396484, 388446792968]

約数ペア:

[(1, 388446792968), (2, 194223396484), (4, 97111698242), (8, 48555849121), (13, 29880522536), (26, 14940261268), (52, 7470130634), (104, 3735065317), (10861, 35765288), (21722, 17882644), (43444, 8941322), (86888, 4470661), (141193, 2751176), (282386, 1375588), (343897, 1129544), (564772, 687794)]