1291264135

素因数分解:

$5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{7621}}^1$

素因数の和:7783

約数の個数: 32

約数和(自身を含む): 1826353152

約数和(自身を除く): 535089017

約数列:

[1, 5, 7, 35, 47, 103, 235, 329, 515, 721, 1645, 3605, 4841, 7621, 24205, 33887, 38105, 53347, 169435, 266735, 358187, 784963, 1790935, 2507309, 3924815, 5494741, 12536545, 27473705, 36893261, 184466305, 258252827, 1291264135]

約数ペア:

[(1, 1291264135), (5, 258252827), (7, 184466305), (35, 36893261), (47, 27473705), (103, 12536545), (235, 5494741), (329, 3924815), (515, 2507309), (721, 1790935), (1645, 784963), (3605, 358187), (4841, 266735), (7621, 169435), (24205, 53347), (33887, 38105)]