71235305

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{421}}^1\times {\mathrm{787}}^1$

素因数の和:1256

約数の個数: 16

約数和(自身を含む): 87789504

約数和(自身を除く): 16554199

約数列:

[1, 5, 43, 215, 421, 787, 2105, 3935, 18103, 33841, 90515, 169205, 331327, 1656635, 14247061, 71235305]

約数ペア:

[(1, 71235305), (5, 14247061), (43, 1656635), (215, 331327), (421, 169205), (787, 90515), (2105, 33841), (3935, 18103)]