7247355

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{293}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 12446784

約数和(自身を除く): 5199429

約数列:

[1, 3, 5, 15, 17, 51, 85, 97, 255, 291, 293, 485, 879, 1455, 1465, 1649, 4395, 4947, 4981, 8245, 14943, 24735, 24905, 28421, 74715, 85263, 142105, 426315, 483157, 1449471, 2415785, 7247355]

約数ペア:

[(1, 7247355), (3, 2415785), (5, 1449471), (15, 483157), (17, 426315), (51, 142105), (85, 85263), (97, 74715), (255, 28421), (291, 24905), (293, 24735), (485, 14943), (879, 8245), (1455, 4981), (1465, 4947), (1649, 4395)]