210959478

素因数分解:

$2^1\times 3^6\times {\mathrm{257}}^1\times {\mathrm{563}}^1$

素因数の和:840

約数の個数: 56

約数和(自身を含む): 477133848

約数和(自身を除く): 266174370

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 243, 257, 486, 514, 563, 729, 771, 1126, 1458, 1542, 1689, 2313, 3378, 4626, 5067, 6939, 10134, 13878, 15201, 20817, 30402, 41634, 45603, 62451, 91206, 124902, 136809, 144691, 187353, 273618, 289382, 374706, 410427, 434073, 820854, 868146, 1302219, 2604438, 3906657, 7813314, 11719971, 23439942, 35159913, 70319826, 105479739, 210959478]

約数ペア:

[(1, 210959478), (2, 105479739), (3, 70319826), (6, 35159913), (9, 23439942), (18, 11719971), (27, 7813314), (54, 3906657), (81, 2604438), (162, 1302219), (243, 868146), (257, 820854), (486, 434073), (514, 410427), (563, 374706), (729, 289382), (771, 273618), (1126, 187353), (1458, 144691), (1542, 136809), (1689, 124902), (2313, 91206), (3378, 62451), (4626, 45603), (5067, 41634), (6939, 30402), (10134, 20817), (13878, 15201)]