142273989

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:280

約数の個数: 80

約数和(自身を含む): 254669184

約数和(自身を除く): 112395195

約数列:

[1, 3, 9, 11, 13, 27, 33, 39, 71, 81, 99, 117, 143, 173, 213, 297, 351, 429, 519, 639, 781, 891, 923, 1053, 1287, 1557, 1903, 1917, 2249, 2343, 2769, 3861, 4671, 5709, 5751, 6747, 7029, 8307, 10153, 11583, 12283, 14013, 17127, 20241, 21087, 24739, 24921, 30459, 36849, 51381, 60723, 63261, 74217, 74763, 91377, 110547, 135113, 154143, 159679, 182169, 222651, 274131, 331641, 405339, 479037, 667953, 822393, 994923, 1216017, 1437111, 1756469, 2003859, 3648051, 4311333, 5269407, 10944153, 12933999, 15808221, 47424663, 142273989]

約数ペア:

[(1, 142273989), (3, 47424663), (9, 15808221), (11, 12933999), (13, 10944153), (27, 5269407), (33, 4311333), (39, 3648051), (71, 2003859), (81, 1756469), (99, 1437111), (117, 1216017), (143, 994923), (173, 822393), (213, 667953), (297, 479037), (351, 405339), (429, 331641), (519, 274131), (639, 222651), (781, 182169), (891, 159679), (923, 154143), (1053, 135113), (1287, 110547), (1557, 91377), (1903, 74763), (1917, 74217), (2249, 63261), (2343, 60723), (2769, 51381), (3861, 36849), (4671, 30459), (5709, 24921), (5751, 24739), (6747, 21087), (7029, 20241), (8307, 17127), (10153, 14013), (11583, 12283)]