128655513

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{23473}}^1$

素因数の和:23518

約数の個数: 32

約数和(自身を含む): 225350400

約数和(自身を除く): 96694887

約数列:

[1, 3, 7, 9, 21, 27, 29, 63, 87, 189, 203, 261, 609, 783, 1827, 5481, 23473, 70419, 164311, 211257, 492933, 633771, 680717, 1478799, 2042151, 4436397, 4765019, 6126453, 14295057, 18379359, 42885171, 128655513]

約数ペア:

[(1, 128655513), (3, 42885171), (7, 18379359), (9, 14295057), (21, 6126453), (27, 4765019), (29, 4436397), (63, 2042151), (87, 1478799), (189, 680717), (203, 633771), (261, 492933), (609, 211257), (783, 164311), (1827, 70419), (5481, 23473)]