180996963

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{233}}^1\times {\mathrm{521}}^1$

素因数の和:835

約数の個数: 32

約数和(自身を含む): 281428992

約数和(自身を除く): 100432029

約数列:

[1, 3, 7, 21, 71, 213, 233, 497, 521, 699, 1491, 1563, 1631, 3647, 4893, 10941, 16543, 36991, 49629, 110973, 115801, 121393, 258937, 347403, 364179, 776811, 849751, 2549253, 8618903, 25856709, 60332321, 180996963]

約数ペア:

[(1, 180996963), (3, 60332321), (7, 25856709), (21, 8618903), (71, 2549253), (213, 849751), (233, 776811), (497, 364179), (521, 347403), (699, 258937), (1491, 121393), (1563, 115801), (1631, 110973), (3647, 49629), (4893, 36991), (10941, 16543)]