257535852

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{4783}}^1$

素因数の和:5438

約数の個数: 48

約数和(自身を含む): 687977472

約数和(自身を除く): 430441620

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 641, 1282, 1923, 2564, 3846, 4487, 4783, 7692, 8974, 9566, 13461, 14349, 17948, 19132, 26922, 28698, 33481, 53844, 57396, 66962, 100443, 133924, 200886, 401772, 3065903, 6131806, 9197709, 12263612, 18395418, 21461321, 36790836, 42922642, 64383963, 85845284, 128767926, 257535852]

約数ペア:

[(1, 257535852), (2, 128767926), (3, 85845284), (4, 64383963), (6, 42922642), (7, 36790836), (12, 21461321), (14, 18395418), (21, 12263612), (28, 9197709), (42, 6131806), (84, 3065903), (641, 401772), (1282, 200886), (1923, 133924), (2564, 100443), (3846, 66962), (4487, 57396), (4783, 53844), (7692, 33481), (8974, 28698), (9566, 26922), (13461, 19132), (14349, 17948)]