208131306

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{101}}^1\times {\mathrm{227}}^1$

素因数の和:439

約数の個数: 64

約数和(自身を含む): 452096640

約数和(自身を除く): 243965334

約数列:

[1, 2, 3, 6, 17, 34, 51, 89, 101, 102, 178, 202, 227, 267, 303, 454, 534, 606, 681, 1362, 1513, 1717, 3026, 3434, 3859, 4539, 5151, 7718, 8989, 9078, 10302, 11577, 17978, 20203, 22927, 23154, 26967, 40406, 45854, 53934, 60609, 68781, 121218, 137562, 152813, 305626, 343451, 389759, 458439, 686902, 779518, 916878, 1030353, 1169277, 2040503, 2060706, 2338554, 4081006, 6121509, 12243018, 34688551, 69377102, 104065653, 208131306]

約数ペア:

[(1, 208131306), (2, 104065653), (3, 69377102), (6, 34688551), (17, 12243018), (34, 6121509), (51, 4081006), (89, 2338554), (101, 2060706), (102, 2040503), (178, 1169277), (202, 1030353), (227, 916878), (267, 779518), (303, 686902), (454, 458439), (534, 389759), (606, 343451), (681, 305626), (1362, 152813), (1513, 137562), (1717, 121218), (3026, 68781), (3434, 60609), (3859, 53934), (4539, 45854), (5151, 40406), (7718, 26967), (8989, 23154), (9078, 22927), (10302, 20203), (11577, 17978)]