138565521

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{439}}^1\times {\mathrm{2063}}^1$

素因数の和:2525

約数の個数: 24

約数和(自身を含む): 212509440

約数和(自身を除く): 73943919

約数列:

[1, 3, 9, 17, 51, 153, 439, 1317, 2063, 3951, 6189, 7463, 18567, 22389, 35071, 67167, 105213, 315639, 905657, 2716971, 8150913, 15396169, 46188507, 138565521]

約数ペア:

[(1, 138565521), (3, 46188507), (9, 15396169), (17, 8150913), (51, 2716971), (153, 905657), (439, 315639), (1317, 105213), (2063, 67167), (3951, 35071), (6189, 22389), (7463, 18567)]