31652385

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{139}}^1$

素因数の和:230

約数の個数: 64

約数和(自身を含む): 58060800

約数和(自身を除く): 26408415

約数列:

[1, 3, 5, 15, 17, 19, 47, 51, 57, 85, 95, 139, 141, 235, 255, 285, 323, 417, 695, 705, 799, 893, 969, 1615, 2085, 2363, 2397, 2641, 2679, 3995, 4465, 4845, 6533, 7089, 7923, 11815, 11985, 13205, 13395, 15181, 19599, 32665, 35445, 39615, 44897, 45543, 75905, 97995, 111061, 124127, 134691, 224485, 227715, 333183, 372381, 555305, 620635, 673455, 1665915, 1861905, 2110159, 6330477, 10550795, 31652385]

約数ペア:

[(1, 31652385), (3, 10550795), (5, 6330477), (15, 2110159), (17, 1861905), (19, 1665915), (47, 673455), (51, 620635), (57, 555305), (85, 372381), (95, 333183), (139, 227715), (141, 224485), (235, 134691), (255, 124127), (285, 111061), (323, 97995), (417, 75905), (695, 45543), (705, 44897), (799, 39615), (893, 35445), (969, 32665), (1615, 19599), (2085, 15181), (2363, 13395), (2397, 13205), (2641, 11985), (2679, 11815), (3995, 7923), (4465, 7089), (4845, 6533)]