667563412

素因数分解:

$2^2\times {\mathrm{17}}^2\times {\mathrm{29}}^1\times {\mathrm{19913}}^1$

素因数の和:19980

約数の個数: 36

約数和(自身を含む): 1283855580

約数和(自身を除く): 616292168

約数列:

[1, 2, 4, 17, 29, 34, 58, 68, 116, 289, 493, 578, 986, 1156, 1972, 8381, 16762, 19913, 33524, 39826, 79652, 338521, 577477, 677042, 1154954, 1354084, 2309908, 5754857, 9817109, 11509714, 19634218, 23019428, 39268436, 166890853, 333781706, 667563412]

約数ペア:

[(1, 667563412), (2, 333781706), (4, 166890853), (17, 39268436), (29, 23019428), (34, 19634218), (58, 11509714), (68, 9817109), (116, 5754857), (289, 2309908), (493, 1354084), (578, 1154954), (986, 677042), (1156, 577477), (1972, 338521), (8381, 79652), (16762, 39826), (19913, 33524)]