1287110526

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{811}}^1\times {\mathrm{20347}}^1$

素因数の和:21176

約数の個数: 32

約数和(自身を含む): 2775792768

約数和(自身を除く): 1488682242

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 811, 1622, 2433, 4866, 10543, 20347, 21086, 31629, 40694, 61041, 63258, 122082, 264511, 529022, 793533, 1587066, 16501417, 33002834, 49504251, 99008502, 214518421, 429036842, 643555263, 1287110526]

約数ペア:

[(1, 1287110526), (2, 643555263), (3, 429036842), (6, 214518421), (13, 99008502), (26, 49504251), (39, 33002834), (78, 16501417), (811, 1587066), (1622, 793533), (2433, 529022), (4866, 264511), (10543, 122082), (20347, 63258), (21086, 61041), (31629, 40694)]