1298511328

素因数分解:

$2^5\times {\mathrm{41}}^1\times {\mathrm{989719}}^1$

素因数の和:989770

約数の個数: 24

約数和(自身を含む): 2618799120

約数和(自身を除く): 1320287792

約数列:

[1, 2, 4, 8, 16, 32, 41, 82, 164, 328, 656, 1312, 989719, 1979438, 3958876, 7917752, 15835504, 31671008, 40578479, 81156958, 162313916, 324627832, 649255664, 1298511328]

約数ペア:

[(1, 1298511328), (2, 649255664), (4, 324627832), (8, 162313916), (16, 81156958), (32, 40578479), (41, 31671008), (82, 15835504), (164, 7917752), (328, 3958876), (656, 1979438), (1312, 989719)]