71375997

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1193}}^1$

素因数の和:1258

約数の個数: 48

約数和(自身を含む): 124137792

約数和(自身を除く): 52761795

約数列:

[1, 3, 7, 11, 21, 33, 37, 49, 77, 111, 147, 231, 259, 407, 539, 777, 1193, 1221, 1617, 1813, 2849, 3579, 5439, 8351, 8547, 13123, 19943, 25053, 39369, 44141, 58457, 59829, 91861, 132423, 175371, 275583, 308987, 485551, 643027, 926961, 1456653, 1929081, 2162909, 3398857, 6488727, 10196571, 23791999, 71375997]

約数ペア:

[(1, 71375997), (3, 23791999), (7, 10196571), (11, 6488727), (21, 3398857), (33, 2162909), (37, 1929081), (49, 1456653), (77, 926961), (111, 643027), (147, 485551), (231, 308987), (259, 275583), (407, 175371), (539, 132423), (777, 91861), (1193, 59829), (1221, 58457), (1617, 44141), (1813, 39369), (2849, 25053), (3579, 19943), (5439, 13123), (8351, 8547)]