647887966

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2707}}^1$

素因数の和:2797

約数の個数: 48

約数和(自身を含む): 1140999552

約数和(自身を除く): 493111586

約数列:

[1, 2, 11, 22, 23, 43, 46, 86, 121, 242, 253, 473, 506, 946, 989, 1978, 2707, 2783, 5203, 5414, 5566, 10406, 10879, 21758, 29777, 59554, 62261, 116401, 119669, 124522, 232802, 239338, 327547, 655094, 684871, 1280411, 1369742, 2560822, 2677223, 5354446, 7533581, 14084521, 15067162, 28169042, 29449453, 58898906, 323943983, 647887966]

約数ペア:

[(1, 647887966), (2, 323943983), (11, 58898906), (22, 29449453), (23, 28169042), (43, 15067162), (46, 14084521), (86, 7533581), (121, 5354446), (242, 2677223), (253, 2560822), (473, 1369742), (506, 1280411), (946, 684871), (989, 655094), (1978, 327547), (2707, 239338), (2783, 232802), (5203, 124522), (5414, 119669), (5566, 116401), (10406, 62261), (10879, 59554), (21758, 29777)]