212419912312

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{8609}}^1\times {\mathrm{22189}}^1$

素因数の和:30943

約数の個数: 32

約数和(自身を含む): 401217390000

約数和(自身を除く): 188797477688

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 8609, 17218, 22189, 34436, 44378, 68872, 88756, 177512, 1196651, 2393302, 3084271, 4786604, 6168542, 9573208, 12337084, 24674168, 191025101, 382050202, 764100404, 1528200808, 26552489039, 53104978078, 106209956156, 212419912312]

約数ペア:

[(1, 212419912312), (2, 106209956156), (4, 53104978078), (8, 26552489039), (139, 1528200808), (278, 764100404), (556, 382050202), (1112, 191025101), (8609, 24674168), (17218, 12337084), (22189, 9573208), (34436, 6168542), (44378, 4786604), (68872, 3084271), (88756, 2393302), (177512, 1196651)]