256992195

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{24371}}^1$

素因数の和:24435

約数の個数: 32

約数和(自身を含む): 444545280

約数和(自身を除く): 187553085

約数列:

[1, 3, 5, 15, 19, 37, 57, 95, 111, 185, 285, 555, 703, 2109, 3515, 10545, 24371, 73113, 121855, 365565, 463049, 901727, 1389147, 2315245, 2705181, 4508635, 6945735, 13525905, 17132813, 51398439, 85664065, 256992195]

約数ペア:

[(1, 256992195), (3, 85664065), (5, 51398439), (15, 17132813), (19, 13525905), (37, 6945735), (57, 4508635), (95, 2705181), (111, 2315245), (185, 1389147), (285, 901727), (555, 463049), (703, 365565), (2109, 121855), (3515, 73113), (10545, 24371)]