72472708

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{21391}}^1$

素因数の和:21424

約数の個数: 36

約数和(自身を含む): 159327616

約数和(自身を除く): 86854908

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694, 3388, 21391, 42782, 85564, 149737, 235301, 299474, 470602, 598948, 941204, 1647107, 2588311, 3294214, 5176622, 6588428, 10353244, 18118177, 36236354, 72472708]

約数ペア:

[(1, 72472708), (2, 36236354), (4, 18118177), (7, 10353244), (11, 6588428), (14, 5176622), (22, 3294214), (28, 2588311), (44, 1647107), (77, 941204), (121, 598948), (154, 470602), (242, 299474), (308, 235301), (484, 149737), (847, 85564), (1694, 42782), (3388, 21391)]