28758569

素因数分解:

$7^1\times {\mathrm{73}}^1\times {\mathrm{167}}^1\times {\mathrm{337}}^1$

素因数の和:584

約数の個数: 16

約数和(自身を含む): 33616128

約数和(自身を除く): 4857559

約数列:

[1, 7, 73, 167, 337, 511, 1169, 2359, 12191, 24601, 56279, 85337, 172207, 393953, 4108367, 28758569]

約数ペア:

[(1, 28758569), (7, 4108367), (73, 393953), (167, 172207), (337, 85337), (511, 56279), (1169, 24601), (2359, 12191)]