181281485

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{367}}^1\times {\mathrm{1283}}^1$

素因数の和:1673

約数の個数: 32

約数和(自身を含む): 272166912

約数和(自身を除く): 90885427

約数列:

[1, 5, 7, 11, 35, 55, 77, 367, 385, 1283, 1835, 2569, 4037, 6415, 8981, 12845, 14113, 20185, 28259, 44905, 70565, 98791, 141295, 470861, 493955, 2354305, 3296027, 5179471, 16480135, 25897355, 36256297, 181281485]

約数ペア:

[(1, 181281485), (5, 36256297), (7, 25897355), (11, 16480135), (35, 5179471), (55, 3296027), (77, 2354305), (367, 493955), (385, 470861), (1283, 141295), (1835, 98791), (2569, 70565), (4037, 44905), (6415, 28259), (8981, 20185), (12845, 14113)]