3945207

素因数分解:

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

素因数の和:327

約数の個数: 32

約数和(自身を含む): 6538752

約数和(自身を除く): 2593545

約数列:

[1, 3, 7, 17, 21, 43, 51, 119, 129, 257, 301, 357, 731, 771, 903, 1799, 2193, 4369, 5117, 5397, 11051, 13107, 15351, 30583, 33153, 77357, 91749, 187867, 232071, 563601, 1315069, 3945207]

約数ペア:

[(1, 3945207), (3, 1315069), (7, 563601), (17, 232071), (21, 187867), (43, 91749), (51, 77357), (119, 33153), (129, 30583), (257, 15351), (301, 13107), (357, 11051), (731, 5397), (771, 5117), (903, 4369), (1799, 2193)]