28173678

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{601}}^2$

素因数の和:1220

約数の個数: 24

約数和(自身を含む): 60782904

約数和(自身を除く): 32609226

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 601, 1202, 1803, 3606, 7813, 15626, 23439, 46878, 361201, 722402, 1083603, 2167206, 4695613, 9391226, 14086839, 28173678]

約数ペア:

[(1, 28173678), (2, 14086839), (3, 9391226), (6, 4695613), (13, 2167206), (26, 1083603), (39, 722402), (78, 361201), (601, 46878), (1202, 23439), (1803, 15626), (3606, 7813)]