206518917

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1\times {\mathrm{433}}^1$

素因数の和:693

約数の個数: 32

約数和(自身を含む): 306230400

約数和(自身を除く): 99711483

約数列:

[1, 3, 11, 33, 97, 149, 291, 433, 447, 1067, 1299, 1639, 3201, 4763, 4917, 14289, 14453, 42001, 43359, 64517, 126003, 158983, 193551, 462011, 476949, 709687, 1386033, 2129061, 6258149, 18774447, 68839639, 206518917]

約数ペア:

[(1, 206518917), (3, 68839639), (11, 18774447), (33, 6258149), (97, 2129061), (149, 1386033), (291, 709687), (433, 476949), (447, 462011), (1067, 193551), (1299, 158983), (1639, 126003), (3201, 64517), (4763, 43359), (4917, 42001), (14289, 14453)]