216907768

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{352123}}^1$

素因数の和:352147

約数の個数: 32

約数和(自身を含む): 507058560

約数和(自身を除く): 290150792

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 352123, 704246, 1408492, 2464861, 2816984, 3873353, 4929722, 7746706, 9859444, 15493412, 19718888, 27113471, 30986824, 54226942, 108453884, 216907768]

約数ペア:

[(1, 216907768), (2, 108453884), (4, 54226942), (7, 30986824), (8, 27113471), (11, 19718888), (14, 15493412), (22, 9859444), (28, 7746706), (44, 4929722), (56, 3873353), (77, 2816984), (88, 2464861), (154, 1408492), (308, 704246), (616, 352123)]