38741997

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{419}}^1$

素因数の和:490

約数の個数: 48

約数和(自身を含む): 65499840

約数和(自身を除く): 26757843

約数列:

[1, 3, 7, 17, 21, 37, 49, 51, 111, 119, 147, 259, 357, 419, 629, 777, 833, 1257, 1813, 1887, 2499, 2933, 4403, 5439, 7123, 8799, 13209, 15503, 20531, 21369, 30821, 46509, 49861, 61593, 92463, 108521, 149583, 263551, 325563, 349027, 759647, 790653, 1047081, 1844857, 2278941, 5534571, 12913999, 38741997]

約数ペア:

[(1, 38741997), (3, 12913999), (7, 5534571), (17, 2278941), (21, 1844857), (37, 1047081), (49, 790653), (51, 759647), (111, 349027), (119, 325563), (147, 263551), (259, 149583), (357, 108521), (419, 92463), (629, 61593), (777, 49861), (833, 46509), (1257, 30821), (1813, 21369), (1887, 20531), (2499, 15503), (2933, 13209), (4403, 8799), (5439, 7123)]