247060408

素因数分解:

$2^3\times 7^1\times {\mathrm{1999}}^1\times {\mathrm{2207}}^1$

素因数の和:4219

約数の個数: 32

約数和(自身を含む): 529920000

約数和(自身を除く): 282859592

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1999, 2207, 3998, 4414, 7996, 8828, 13993, 15449, 15992, 17656, 27986, 30898, 55972, 61796, 111944, 123592, 4411793, 8823586, 17647172, 30882551, 35294344, 61765102, 123530204, 247060408]

約数ペア:

[(1, 247060408), (2, 123530204), (4, 61765102), (7, 35294344), (8, 30882551), (14, 17647172), (28, 8823586), (56, 4411793), (1999, 123592), (2207, 111944), (3998, 61796), (4414, 55972), (7996, 30898), (8828, 27986), (13993, 17656), (15449, 15992)]