256952195

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{42577}}^1$

素因数の和:42670

約数の個数: 16

約数和(自身を含む): 331086528

約数和(自身を除く): 74134333

約数列:

[1, 5, 17, 71, 85, 355, 1207, 6035, 42577, 212885, 723809, 3022967, 3619045, 15114835, 51390439, 256952195]

約数ペア:

[(1, 256952195), (5, 51390439), (17, 15114835), (71, 3619045), (85, 3022967), (355, 723809), (1207, 212885), (6035, 42577)]