81352705

素因数分解:

$5^1\times 7^1\times {\mathrm{503}}^1\times {\mathrm{4621}}^1$

素因数の和:5136

約数の個数: 16

約数和(自身を含む): 111815424

約数和(自身を除く): 30462719

約数列:

[1, 5, 7, 35, 503, 2515, 3521, 4621, 17605, 23105, 32347, 161735, 2324363, 11621815, 16270541, 81352705]

約数ペア:

[(1, 81352705), (5, 16270541), (7, 11621815), (35, 2324363), (503, 161735), (2515, 32347), (3521, 23105), (4621, 17605)]