220170159

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{809}}^1\times {\mathrm{2749}}^1$

素因数の和:3575

約数の個数: 24

約数和(自身を含む): 347490000

約数和(自身を除く): 127319841

約数列:

[1, 3, 9, 11, 33, 99, 809, 2427, 2749, 7281, 8247, 8899, 24741, 26697, 30239, 80091, 90717, 272151, 2223941, 6671823, 20015469, 24463351, 73390053, 220170159]

約数ペア:

[(1, 220170159), (3, 73390053), (9, 24463351), (11, 20015469), (33, 6671823), (99, 2223941), (809, 272151), (2427, 90717), (2749, 80091), (7281, 30239), (8247, 26697), (8899, 24741)]