2771986

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{613}}^1$

素因数の和:658

約数の個数: 32

約数和(自身を含む): 5304960

約数和(自身を除く): 2532974

約数列:

[1, 2, 7, 14, 17, 19, 34, 38, 119, 133, 238, 266, 323, 613, 646, 1226, 2261, 4291, 4522, 8582, 10421, 11647, 20842, 23294, 72947, 81529, 145894, 163058, 197999, 395998, 1385993, 2771986]

約数ペア:

[(1, 2771986), (2, 1385993), (7, 395998), (14, 197999), (17, 163058), (19, 145894), (34, 81529), (38, 72947), (119, 23294), (133, 20842), (238, 11647), (266, 10421), (323, 8582), (613, 4522), (646, 4291), (1226, 2261)]