91990066

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{257}}^1\times {\mathrm{691}}^1$

素因数の和:994

約数の個数: 32

約数和(自身を含む): 162824832

約数和(自身を除く): 70834766

約数列:

[1, 2, 7, 14, 37, 74, 257, 259, 514, 518, 691, 1382, 1799, 3598, 4837, 9509, 9674, 19018, 25567, 51134, 66563, 133126, 177587, 178969, 355174, 357938, 1243109, 2486218, 6570719, 13141438, 45995033, 91990066]

約数ペア:

[(1, 91990066), (2, 45995033), (7, 13141438), (14, 6570719), (37, 2486218), (74, 1243109), (257, 357938), (259, 355174), (514, 178969), (518, 177587), (691, 133126), (1382, 66563), (1799, 51134), (3598, 25567), (4837, 19018), (9509, 9674)]