199951906

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{691}}^1\times {\mathrm{1879}}^1$

素因数の和:2590

約数の個数: 32

約数和(自身を含む): 374676480

約数和(自身を除く): 174724574

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 691, 1382, 1879, 3758, 4837, 7601, 9674, 13153, 15202, 20669, 26306, 41338, 53207, 106414, 144683, 289366, 1298389, 2596778, 9088723, 14282279, 18177446, 28564558, 99975953, 199951906]

約数ペア:

[(1, 199951906), (2, 99975953), (7, 28564558), (11, 18177446), (14, 14282279), (22, 9088723), (77, 2596778), (154, 1298389), (691, 289366), (1382, 144683), (1879, 106414), (3758, 53207), (4837, 41338), (7601, 26306), (9674, 20669), (13153, 15202)]