215205121989

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{233}}^1\times {\mathrm{717659}}^1$

素因数の和:717922

約数の個数: 48

約数和(自身を含む): 366764448960

約数和(自身を除く): 151559326971

約数列:

[1, 3, 9, 11, 13, 33, 39, 99, 117, 143, 233, 429, 699, 1287, 2097, 2563, 3029, 7689, 9087, 23067, 27261, 33319, 99957, 299871, 717659, 2152977, 6458931, 7894249, 9329567, 23682747, 27988701, 71048241, 83966103, 102625237, 167214547, 307875711, 501643641, 923627133, 1504930923, 1839360017, 2173789111, 5518080051, 6521367333, 16554240153, 19564101999, 23911680221, 71735040663, 215205121989]

約数ペア:

[(1, 215205121989), (3, 71735040663), (9, 23911680221), (11, 19564101999), (13, 16554240153), (33, 6521367333), (39, 5518080051), (99, 2173789111), (117, 1839360017), (143, 1504930923), (233, 923627133), (429, 501643641), (699, 307875711), (1287, 167214547), (2097, 102625237), (2563, 83966103), (3029, 71048241), (7689, 27988701), (9087, 23682747), (23067, 9329567), (27261, 7894249), (33319, 6458931), (99957, 2152977), (299871, 717659)]