2801471391

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{397}}^1\times {\mathrm{21191}}^1$

素因数の和:21631

約数の個数: 24

約数和(自身を含む): 4166601504

約数和(自身を除く): 1365130113

約数列:

[1, 3, 9, 37, 111, 333, 397, 1191, 3573, 14689, 21191, 44067, 63573, 132201, 190719, 784067, 2352201, 7056603, 8412827, 25238481, 75715443, 311274599, 933823797, 2801471391]

約数ペア:

[(1, 2801471391), (3, 933823797), (9, 311274599), (37, 75715443), (111, 25238481), (333, 8412827), (397, 7056603), (1191, 2352201), (3573, 784067), (14689, 190719), (21191, 132201), (44067, 63573)]