31887918

素因数分解:

$2^1\times 3^6\times {\mathrm{21871}}^1$

素因数の和:21891

約数の個数: 28

約数和(自身を含む): 71718288

約数和(自身を除く): 39830370

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 486, 729, 1458, 21871, 43742, 65613, 131226, 196839, 393678, 590517, 1181034, 1771551, 3543102, 5314653, 10629306, 15943959, 31887918]

約数ペア:

[(1, 31887918), (2, 15943959), (3, 10629306), (6, 5314653), (9, 3543102), (18, 1771551), (27, 1181034), (54, 590517), (81, 393678), (162, 196839), (243, 131226), (486, 65613), (729, 43742), (1458, 21871)]