205777791

素因数分解:

$3^2\times {\mathrm{149}}^1\times {\mathrm{173}}^1\times {\mathrm{887}}^1$

素因数の和:1215

約数の個数: 24

約数和(自身を含む): 301298400

約数和(自身を除く): 95520609

約数列:

[1, 3, 9, 149, 173, 447, 519, 887, 1341, 1557, 2661, 7983, 25777, 77331, 132163, 153451, 231993, 396489, 460353, 1189467, 1381059, 22864199, 68592597, 205777791]

約数ペア:

[(1, 205777791), (3, 68592597), (9, 22864199), (149, 1381059), (173, 1189467), (447, 460353), (519, 396489), (887, 231993), (1341, 153451), (1557, 132163), (2661, 77331), (7983, 25777)]