257028564

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53149}}^1$

素因数の和:53200

約数の個数: 48

約数和(自身を含む): 666713600

約数和(自身を除く): 409685036

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 186, 372, 403, 806, 1209, 1612, 2418, 4836, 53149, 106298, 159447, 212596, 318894, 637788, 690937, 1381874, 1647619, 2072811, 2763748, 3295238, 4145622, 4942857, 6590476, 8291244, 9885714, 19771428, 21419047, 42838094, 64257141, 85676188, 128514282, 257028564]

約数ペア:

[(1, 257028564), (2, 128514282), (3, 85676188), (4, 64257141), (6, 42838094), (12, 21419047), (13, 19771428), (26, 9885714), (31, 8291244), (39, 6590476), (52, 4942857), (62, 4145622), (78, 3295238), (93, 2763748), (124, 2072811), (156, 1647619), (186, 1381874), (372, 690937), (403, 637788), (806, 318894), (1209, 212596), (1612, 159447), (2418, 106298), (4836, 53149)]