64982907

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{193}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 108950400

約数和(自身を除く): 43967493

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 179, 193, 209, 537, 579, 627, 1611, 1737, 1881, 1969, 2123, 3401, 3667, 5907, 6369, 10203, 11001, 17721, 19107, 30609, 33003, 34547, 37411, 40337, 103641, 112233, 121011, 310923, 336699, 363033, 380017, 656393, 1140051, 1969179, 3420153, 5907537, 7220323, 21660969, 64982907]

約数ペア:

[(1, 64982907), (3, 21660969), (9, 7220323), (11, 5907537), (19, 3420153), (33, 1969179), (57, 1140051), (99, 656393), (171, 380017), (179, 363033), (193, 336699), (209, 310923), (537, 121011), (579, 112233), (627, 103641), (1611, 40337), (1737, 37411), (1881, 34547), (1969, 33003), (2123, 30609), (3401, 19107), (3667, 17721), (5907, 11001), (6369, 10203)]