7887980947

素因数分解:

$7^3\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{72091}}^1$

素因数の和:72152

約数の個数: 32

約数和(自身を含む): 10381248000

約数和(自身を除く): 2493267053

約数列:

[1, 7, 11, 29, 49, 77, 203, 319, 343, 539, 1421, 2233, 3773, 9947, 15631, 72091, 109417, 504637, 793001, 2090639, 3532459, 5551007, 14634473, 22997029, 24727213, 38857049, 102441311, 160979203, 271999343, 717089177, 1126854421, 7887980947]

約数ペア:

[(1, 7887980947), (7, 1126854421), (11, 717089177), (29, 271999343), (49, 160979203), (77, 102441311), (203, 38857049), (319, 24727213), (343, 22997029), (539, 14634473), (1421, 5551007), (2233, 3532459), (3773, 2090639), (9947, 793001), (15631, 504637), (72091, 109417)]