42972243

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{727}}^1$

素因数の和:827

約数の個数: 32

約数和(自身を含む): 64995840

約数和(自身を除く): 22023597

約数列:

[1, 3, 17, 19, 51, 57, 61, 183, 323, 727, 969, 1037, 1159, 2181, 3111, 3477, 12359, 13813, 19703, 37077, 41439, 44347, 59109, 133041, 234821, 704463, 753899, 842593, 2261697, 2527779, 14324081, 42972243]

約数ペア:

[(1, 42972243), (3, 14324081), (17, 2527779), (19, 2261697), (51, 842593), (57, 753899), (61, 704463), (183, 234821), (323, 133041), (727, 59109), (969, 44347), (1037, 41439), (1159, 37077), (2181, 19703), (3111, 13813), (3477, 12359)]