91720118

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{1009}}^1$

素因数の和:1212

約数の個数: 32

約数和(自身を含む): 162117120

約数和(自身を除く): 70397002

約数列:

[1, 2, 7, 14, 43, 86, 151, 301, 302, 602, 1009, 1057, 2018, 2114, 6493, 7063, 12986, 14126, 43387, 45451, 86774, 90902, 152359, 303709, 304718, 607418, 1066513, 2133026, 6551437, 13102874, 45860059, 91720118]

約数ペア:

[(1, 91720118), (2, 45860059), (7, 13102874), (14, 6551437), (43, 2133026), (86, 1066513), (151, 607418), (301, 304718), (302, 303709), (602, 152359), (1009, 90902), (1057, 86774), (2018, 45451), (2114, 43387), (6493, 14126), (7063, 12986)]