216408385

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{133999}}^1$

素因数の和:134040

約数の個数: 16

約数和(自身を含む): 289440000

約数和(自身を除く): 73031615

約数列:

[1, 5, 17, 19, 85, 95, 323, 1615, 133999, 669995, 2277983, 2545981, 11389915, 12729905, 43281677, 216408385]

約数ペア:

[(1, 216408385), (5, 43281677), (17, 12729905), (19, 11389915), (85, 2545981), (95, 2277983), (323, 669995), (1615, 133999)]