205121982

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{37039}}^1$

素因数の和:37128

約数の個数: 32

約数和(自身を含む): 448035840

約数和(自身を除く): 242913858

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 142, 213, 426, 923, 1846, 2769, 5538, 37039, 74078, 111117, 222234, 481507, 963014, 1444521, 2629769, 2889042, 5259538, 7889307, 15778614, 34186997, 68373994, 102560991, 205121982]

約数ペア:

[(1, 205121982), (2, 102560991), (3, 68373994), (6, 34186997), (13, 15778614), (26, 7889307), (39, 5259538), (71, 2889042), (78, 2629769), (142, 1444521), (213, 963014), (426, 481507), (923, 222234), (1846, 111117), (2769, 74078), (5538, 37039)]