621567985

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{457}}^1\times {\mathrm{11827}}^1$

素因数の和:12312

約数の個数: 16

約数和(自身を含む): 780080256

約数和(自身を除く): 158512271

約数列:

[1, 5, 23, 115, 457, 2285, 10511, 11827, 52555, 59135, 272021, 1360105, 5404939, 27024695, 124313597, 621567985]

約数ペア:

[(1, 621567985), (5, 124313597), (23, 27024695), (115, 5404939), (457, 1360105), (2285, 272021), (10511, 59135), (11827, 52555)]