207904

素因数分解:

$2^5\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:172

約数の個数: 24

約数和(自身を含む): 419580

約数和(自身を除く): 211676

約数列:

[1, 2, 4, 8, 16, 32, 73, 89, 146, 178, 292, 356, 584, 712, 1168, 1424, 2336, 2848, 6497, 12994, 25988, 51976, 103952, 207904]

約数ペア:

[(1, 207904), (2, 103952), (4, 51976), (8, 25988), (16, 12994), (32, 6497), (73, 2848), (89, 2336), (146, 1424), (178, 1168), (292, 712), (356, 584)]