389271743

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{21613}}^1$

素因数の和:21734

約数の個数: 16

約数和(自身を含む): 464787456

約数和(自身を除く): 75515713

約数列:

[1, 7, 31, 83, 217, 581, 2573, 18011, 21613, 151291, 670003, 1793879, 4690021, 12557153, 55610249, 389271743]

約数ペア:

[(1, 389271743), (7, 55610249), (31, 12557153), (83, 4690021), (217, 1793879), (581, 670003), (2573, 151291), (18011, 21613)]