7387996945

素因数分解:

$5^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{21701}}^1$

素因数の和:21921

約数の個数: 32

約数和(自身を含む): 10350291456

約数和(自身を除く): 2962294511

約数列:

[1, 5, 7, 35, 71, 137, 355, 497, 685, 959, 2485, 4795, 9727, 21701, 48635, 68089, 108505, 151907, 340445, 759535, 1540771, 2973037, 7703855, 10785397, 14865185, 20811259, 53926985, 104056295, 211085627, 1055428135, 1477599389, 7387996945]

約数ペア:

[(1, 7387996945), (5, 1477599389), (7, 1055428135), (35, 211085627), (71, 104056295), (137, 53926985), (355, 20811259), (497, 14865185), (685, 10785397), (959, 7703855), (2485, 2973037), (4795, 1540771), (9727, 759535), (21701, 340445), (48635, 151907), (68089, 108505)]