40289375987

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{127}}^1\times {\mathrm{8311}}^1$

素因数の和:8512

約数の個数: 48

約数和(自身を含む): 50941255680

約数和(自身を除く): 10651879693

約数列:

[1, 7, 19, 41, 49, 127, 133, 287, 779, 889, 931, 2009, 2413, 5207, 5453, 6223, 8311, 16891, 36449, 38171, 58177, 98933, 118237, 157909, 255143, 340751, 407239, 692531, 1055497, 1105363, 2385257, 4847717, 6474269, 7388479, 7737541, 16696799, 20054443, 43275377, 45319883, 51719353, 140381101, 302927639, 317239181, 822232163, 982667707, 2120493473, 5755625141, 40289375987]

約数ペア:

[(1, 40289375987), (7, 5755625141), (19, 2120493473), (41, 982667707), (49, 822232163), (127, 317239181), (133, 302927639), (287, 140381101), (779, 51719353), (889, 45319883), (931, 43275377), (2009, 20054443), (2413, 16696799), (5207, 7737541), (5453, 7388479), (6223, 6474269), (8311, 4847717), (16891, 2385257), (36449, 1105363), (38171, 1055497), (58177, 692531), (98933, 407239), (118237, 340751), (157909, 255143)]