2016208161

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{643}}^1\times {\mathrm{1667}}^1$

素因数の和:2346

約数の個数: 48

約数和(自身を含む): 3351479040

約数和(自身を除く): 1335270879

約数列:

[1, 3, 9, 11, 19, 33, 57, 99, 171, 209, 627, 643, 1667, 1881, 1929, 5001, 5787, 7073, 12217, 15003, 18337, 21219, 31673, 36651, 55011, 63657, 95019, 109953, 134387, 165033, 285057, 348403, 403161, 1045209, 1071881, 1209483, 3135627, 3215643, 9646929, 11790691, 20365739, 35372073, 61097217, 106116219, 183291651, 224023129, 672069387, 2016208161]

約数ペア:

[(1, 2016208161), (3, 672069387), (9, 224023129), (11, 183291651), (19, 106116219), (33, 61097217), (57, 35372073), (99, 20365739), (171, 11790691), (209, 9646929), (627, 3215643), (643, 3135627), (1667, 1209483), (1881, 1071881), (1929, 1045209), (5001, 403161), (5787, 348403), (7073, 285057), (12217, 165033), (15003, 134387), (18337, 109953), (21219, 95019), (31673, 63657), (36651, 55011)]