158557679

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{2333}}^1$

素因数の和:2439

約数の個数: 24

約数和(自身を含む): 196896240

約数和(自身を除く): 38338561

約数列:

[1, 7, 19, 49, 73, 133, 511, 931, 1387, 2333, 3577, 9709, 16331, 44327, 67963, 114317, 170309, 310289, 1192163, 2172023, 3235871, 8345141, 22651097, 158557679]

約数ペア:

[(1, 158557679), (7, 22651097), (19, 8345141), (49, 3235871), (73, 2172023), (133, 1192163), (511, 310289), (931, 170309), (1387, 114317), (2333, 67963), (3577, 44327), (9709, 16331)]