211310858

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{1607}}^1$

素因数の和:1802

約数の個数: 32

約数和(自身を含む): 356590080

約数和(自身を除く): 145279222

約数列:

[1, 2, 11, 22, 43, 86, 139, 278, 473, 946, 1529, 1607, 3058, 3214, 5977, 11954, 17677, 35354, 65747, 69101, 131494, 138202, 223373, 446746, 760111, 1520222, 2457103, 4914206, 9605039, 19210078, 105655429, 211310858]

約数ペア:

[(1, 211310858), (2, 105655429), (11, 19210078), (22, 9605039), (43, 4914206), (86, 2457103), (139, 1520222), (278, 760111), (473, 446746), (946, 223373), (1529, 138202), (1607, 131494), (3058, 69101), (3214, 65747), (5977, 35354), (11954, 17677)]