208031703

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{673}}^1$

素因数の和:752

約数の個数: 64

約数和(自身を含む): 349401600

約数和(自身を除く): 141369897

約数列:

[1, 3, 11, 17, 19, 29, 33, 51, 57, 87, 187, 209, 319, 323, 493, 551, 561, 627, 673, 957, 969, 1479, 1653, 2019, 3553, 5423, 6061, 7403, 9367, 10659, 11441, 12787, 16269, 18183, 19517, 22209, 28101, 34323, 38361, 58551, 103037, 125851, 140657, 214687, 217379, 309111, 331789, 370823, 377553, 421971, 644061, 652137, 995367, 1112469, 2391169, 3649679, 4079053, 6303991, 7173507, 10949037, 12237159, 18911973, 69343901, 208031703]

約数ペア:

[(1, 208031703), (3, 69343901), (11, 18911973), (17, 12237159), (19, 10949037), (29, 7173507), (33, 6303991), (51, 4079053), (57, 3649679), (87, 2391169), (187, 1112469), (209, 995367), (319, 652137), (323, 644061), (493, 421971), (551, 377553), (561, 370823), (627, 331789), (673, 309111), (957, 217379), (969, 214687), (1479, 140657), (1653, 125851), (2019, 103037), (3553, 58551), (5423, 38361), (6061, 34323), (7403, 28101), (9367, 22209), (10659, 19517), (11441, 18183), (12787, 16269)]