220147515

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{5503}}^1$

素因数の和:5648

約数の個数: 48

約数和(自身を含む): 439615488

約数和(自身を除く): 219467973

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 127, 315, 381, 635, 889, 1143, 1905, 2667, 4445, 5503, 5715, 8001, 13335, 16509, 27515, 38521, 40005, 49527, 82545, 115563, 192605, 247635, 346689, 577815, 698881, 1733445, 2096643, 3494405, 4892167, 6289929, 10483215, 14676501, 24460835, 31449645, 44029503, 73382505, 220147515]

約数ペア:

[(1, 220147515), (3, 73382505), (5, 44029503), (7, 31449645), (9, 24460835), (15, 14676501), (21, 10483215), (35, 6289929), (45, 4892167), (63, 3494405), (105, 2096643), (127, 1733445), (315, 698881), (381, 577815), (635, 346689), (889, 247635), (1143, 192605), (1905, 115563), (2667, 82545), (4445, 49527), (5503, 40005), (5715, 38521), (8001, 27515), (13335, 16509)]