81137644

素因数分解:

$2^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{9439}}^1$

素因数の和:9757

約数の個数: 24

約数和(自身を含む): 162821120

約数和(自身を除く): 81683476

約数列:

[1, 2, 4, 7, 14, 28, 307, 614, 1228, 2149, 4298, 8596, 9439, 18878, 37756, 66073, 132146, 264292, 2897773, 5795546, 11591092, 20284411, 40568822, 81137644]

約数ペア:

[(1, 81137644), (2, 40568822), (4, 20284411), (7, 11591092), (14, 5795546), (28, 2897773), (307, 264292), (614, 132146), (1228, 66073), (2149, 37756), (4298, 18878), (8596, 9439)]