28266914

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{281}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 47328624

約数和(自身を除く): 19061710

約数列:

[1, 2, 13, 26, 53, 73, 106, 146, 281, 562, 689, 949, 1378, 1898, 3653, 3869, 7306, 7738, 14893, 20513, 29786, 41026, 50297, 100594, 193609, 266669, 387218, 533338, 1087189, 2174378, 14133457, 28266914]

約数ペア:

[(1, 28266914), (2, 14133457), (13, 2174378), (26, 1087189), (53, 533338), (73, 387218), (106, 266669), (146, 193609), (281, 100594), (562, 50297), (689, 41026), (949, 29786), (1378, 20513), (1898, 14893), (3653, 7738), (3869, 7306)]