180889965

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{1429}}^1$

素因数の和:1566

約数の個数: 48

約数和(自身を含む): 327927600

約数和(自身を除く): 147037635

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 97, 145, 261, 291, 435, 485, 873, 1305, 1429, 1455, 2813, 4287, 4365, 7145, 8439, 12861, 14065, 21435, 25317, 41441, 42195, 64305, 124323, 126585, 138613, 207205, 372969, 415839, 621615, 693065, 1247517, 1864845, 2079195, 4019777, 6237585, 12059331, 20098885, 36177993, 60296655, 180889965]

約数ペア:

[(1, 180889965), (3, 60296655), (5, 36177993), (9, 20098885), (15, 12059331), (29, 6237585), (45, 4019777), (87, 2079195), (97, 1864845), (145, 1247517), (261, 693065), (291, 621615), (435, 415839), (485, 372969), (873, 207205), (1305, 138613), (1429, 126585), (1455, 124323), (2813, 64305), (4287, 42195), (4365, 41441), (7145, 25317), (8439, 21435), (12861, 14065)]