289323309

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{1447}}^1$

素因数の和:1617

約数の個数: 32

約数和(自身を含む): 432036864

約数和(自身を除く): 142713555

約数列:

[1, 3, 11, 33, 73, 83, 219, 249, 803, 913, 1447, 2409, 2739, 4341, 6059, 15917, 18177, 47751, 66649, 105631, 120101, 199947, 316893, 360303, 1161941, 1321111, 3485823, 3963333, 8767373, 26302119, 96441103, 289323309]

約数ペア:

[(1, 289323309), (3, 96441103), (11, 26302119), (33, 8767373), (73, 3963333), (83, 3485823), (219, 1321111), (249, 1161941), (803, 360303), (913, 316893), (1447, 199947), (2409, 120101), (2739, 105631), (4341, 66649), (6059, 47751), (15917, 18177)]