71688564

素因数分解:

$2^2\times 3^4\times {\mathrm{221261}}^1$

素因数の和:221277

約数の個数: 30

約数和(自身を含む): 187408914

約数和(自身を除く): 115720350

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 221261, 442522, 663783, 885044, 1327566, 1991349, 2655132, 3982698, 5974047, 7965396, 11948094, 17922141, 23896188, 35844282, 71688564]

約数ペア:

[(1, 71688564), (2, 35844282), (3, 23896188), (4, 17922141), (6, 11948094), (9, 7965396), (12, 5974047), (18, 3982698), (27, 2655132), (36, 1991349), (54, 1327566), (81, 885044), (108, 663783), (162, 442522), (324, 221261)]