27809635

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{71}}^1$

素因数の和:152

約数の個数: 48

約数和(自身を含む): 42135552

約数和(自身を除く): 14325917

約数列:

[1, 5, 7, 19, 31, 35, 71, 95, 133, 155, 217, 355, 361, 497, 589, 665, 1085, 1349, 1805, 2201, 2485, 2527, 2945, 4123, 6745, 9443, 11005, 11191, 12635, 15407, 20615, 25631, 41819, 47215, 55955, 77035, 78337, 128155, 179417, 209095, 292733, 391685, 794561, 897085, 1463665, 3972805, 5561927, 27809635]

約数ペア:

[(1, 27809635), (5, 5561927), (7, 3972805), (19, 1463665), (31, 897085), (35, 794561), (71, 391685), (95, 292733), (133, 209095), (155, 179417), (217, 128155), (355, 78337), (361, 77035), (497, 55955), (589, 47215), (665, 41819), (1085, 25631), (1349, 20615), (1805, 15407), (2201, 12635), (2485, 11191), (2527, 11005), (2945, 9443), (4123, 6745)]