208372221

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{42019}}^1$

素因数の和:42073

約数の個数: 24

約数和(自身を含む): 327756000

約数和(自身を除く): 119383779

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 551, 1653, 4959, 42019, 126057, 378171, 798361, 1218551, 2395083, 3655653, 7185249, 10966959, 23152469, 69457407, 208372221]

約数ペア:

[(1, 208372221), (3, 69457407), (9, 23152469), (19, 10966959), (29, 7185249), (57, 3655653), (87, 2395083), (171, 1218551), (261, 798361), (551, 378171), (1653, 126057), (4959, 42019)]