320988

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{1163}}^1$

素因数の和:1193

約数の個数: 24

約数和(自身を含む): 782208

約数和(自身を除く): 461220

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 1163, 2326, 3489, 4652, 6978, 13956, 26749, 53498, 80247, 106996, 160494, 320988]

約数ペア:

[(1, 320988), (2, 160494), (3, 106996), (4, 80247), (6, 53498), (12, 26749), (23, 13956), (46, 6978), (69, 4652), (92, 3489), (138, 2326), (276, 1163)]