1856553582

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1\times {\mathrm{2447}}^1$

素因数の和:2673

約数の個数: 64

約数和(自身を含む): 4086319104

約数和(自身を除く): 2229765522

約数列:

[1, 2, 3, 6, 13, 26, 39, 71, 78, 137, 142, 213, 274, 411, 426, 822, 923, 1781, 1846, 2447, 2769, 3562, 4894, 5343, 5538, 7341, 9727, 10686, 14682, 19454, 29181, 31811, 58362, 63622, 95433, 126451, 173737, 190866, 252902, 335239, 347474, 379353, 521211, 670478, 758706, 1005717, 1042422, 2011434, 2258581, 4358107, 4517162, 6775743, 8716214, 13074321, 13551486, 23801969, 26148642, 47603938, 71405907, 142811814, 309425597, 618851194, 928276791, 1856553582]

約数ペア:

[(1, 1856553582), (2, 928276791), (3, 618851194), (6, 309425597), (13, 142811814), (26, 71405907), (39, 47603938), (71, 26148642), (78, 23801969), (137, 13551486), (142, 13074321), (213, 8716214), (274, 6775743), (411, 4517162), (426, 4358107), (822, 2258581), (923, 2011434), (1781, 1042422), (1846, 1005717), (2447, 758706), (2769, 670478), (3562, 521211), (4894, 379353), (5343, 347474), (5538, 335239), (7341, 252902), (9727, 190866), (10686, 173737), (14682, 126451), (19454, 95433), (29181, 63622), (31811, 58362)]