7890414

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:329

約数の個数: 64

約数和(自身を含む): 19616256

約数和(自身を除く): 11725842

約数列:

[1, 2, 3, 6, 7, 14, 17, 21, 34, 42, 43, 51, 86, 102, 119, 129, 238, 257, 258, 301, 357, 514, 602, 714, 731, 771, 903, 1462, 1542, 1799, 1806, 2193, 3598, 4369, 4386, 5117, 5397, 8738, 10234, 10794, 11051, 13107, 15351, 22102, 26214, 30583, 30702, 33153, 61166, 66306, 77357, 91749, 154714, 183498, 187867, 232071, 375734, 464142, 563601, 1127202, 1315069, 2630138, 3945207, 7890414]

約数ペア:

[(1, 7890414), (2, 3945207), (3, 2630138), (6, 1315069), (7, 1127202), (14, 563601), (17, 464142), (21, 375734), (34, 232071), (42, 187867), (43, 183498), (51, 154714), (86, 91749), (102, 77357), (119, 66306), (129, 61166), (238, 33153), (257, 30702), (258, 30583), (301, 26214), (357, 22102), (514, 15351), (602, 13107), (714, 11051), (731, 10794), (771, 10234), (903, 8738), (1462, 5397), (1542, 5117), (1799, 4386), (1806, 4369), (2193, 3598)]