28157022

素因数分解:

$2^1\times 3^2\times {\mathrm{79}}^1\times {\mathrm{19801}}^1$

素因数の和:19888

約数の個数: 24

約数和(自身を含む): 61782240

約数和(自身を除く): 33625218

約数列:

[1, 2, 3, 6, 9, 18, 79, 158, 237, 474, 711, 1422, 19801, 39602, 59403, 118806, 178209, 356418, 1564279, 3128558, 4692837, 9385674, 14078511, 28157022]

約数ペア:

[(1, 28157022), (2, 14078511), (3, 9385674), (6, 4692837), (9, 3128558), (18, 1564279), (79, 356418), (158, 178209), (237, 118806), (474, 59403), (711, 39602), (1422, 19801)]