2178989834084

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1\times {\mathrm{2737961}}^1$

素因数の和:2738676

約数の個数: 48

約数和(自身を含む): 4466075999616

約数和(自身を除く): 2287086165532

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 661, 1204, 1322, 2644, 4627, 9254, 18508, 28423, 56846, 113692, 198961, 397922, 795844, 2737961, 5475922, 10951844, 19165727, 38331454, 76662908, 117732323, 235464646, 470929292, 824126261, 1648252522, 1809792221, 3296505044, 3619584442, 7239168884, 12668545547, 25337091094, 50674182188, 77821065503, 155642131006, 311284262012, 544747458521, 1089494917042, 2178989834084]

約数ペア:

[(1, 2178989834084), (2, 1089494917042), (4, 544747458521), (7, 311284262012), (14, 155642131006), (28, 77821065503), (43, 50674182188), (86, 25337091094), (172, 12668545547), (301, 7239168884), (602, 3619584442), (661, 3296505044), (1204, 1809792221), (1322, 1648252522), (2644, 824126261), (4627, 470929292), (9254, 235464646), (18508, 117732323), (28423, 76662908), (56846, 38331454), (113692, 19165727), (198961, 10951844), (397922, 5475922), (795844, 2737961)]