217232883

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{2273}}^1$

素因数の和:2364

約数の個数: 48

約数和(自身を含む): 377447616

約数和(自身を除く): 160214733

約数列:

[1, 3, 7, 9, 21, 37, 41, 63, 111, 123, 259, 287, 333, 369, 777, 861, 1517, 2273, 2331, 2583, 4551, 6819, 10619, 13653, 15911, 20457, 31857, 47733, 84101, 93193, 95571, 143199, 252303, 279579, 588707, 652351, 756909, 838737, 1766121, 1957053, 3448141, 5298363, 5871159, 10344423, 24136987, 31033269, 72410961, 217232883]

約数ペア:

[(1, 217232883), (3, 72410961), (7, 31033269), (9, 24136987), (21, 10344423), (37, 5871159), (41, 5298363), (63, 3448141), (111, 1957053), (123, 1766121), (259, 838737), (287, 756909), (333, 652351), (369, 588707), (777, 279579), (861, 252303), (1517, 143199), (2273, 95571), (2331, 93193), (2583, 84101), (4551, 47733), (6819, 31857), (10619, 20457), (13653, 15911)]