212912271

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{8707}}^1$

素因数の和:8756

約数の個数: 48

約数和(自身を含む): 380365440

約数和(自身を除く): 167453169

約数列:

[1, 3, 9, 11, 13, 19, 33, 39, 57, 99, 117, 143, 171, 209, 247, 429, 627, 741, 1287, 1881, 2223, 2717, 8151, 8707, 24453, 26121, 78363, 95777, 113191, 165433, 287331, 339573, 496299, 861993, 1018719, 1245101, 1488897, 1819763, 2150629, 3735303, 5459289, 6451887, 11205909, 16377867, 19355661, 23656919, 70970757, 212912271]

約数ペア:

[(1, 212912271), (3, 70970757), (9, 23656919), (11, 19355661), (13, 16377867), (19, 11205909), (33, 6451887), (39, 5459289), (57, 3735303), (99, 2150629), (117, 1819763), (143, 1488897), (171, 1245101), (209, 1018719), (247, 861993), (429, 496299), (627, 339573), (741, 287331), (1287, 165433), (1881, 113191), (2223, 95777), (2717, 78363), (8151, 26121), (8707, 24453)]