205945305

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{293}}^1\times {\mathrm{997}}^1$

素因数の和:1345

約数の個数: 32

約数和(自身を含む): 338010624

約数和(自身を除く): 132065319

約数列:

[1, 3, 5, 15, 47, 141, 235, 293, 705, 879, 997, 1465, 2991, 4395, 4985, 13771, 14955, 41313, 46859, 68855, 140577, 206565, 234295, 292121, 702885, 876363, 1460605, 4381815, 13729687, 41189061, 68648435, 205945305]

約数ペア:

[(1, 205945305), (3, 68648435), (5, 41189061), (15, 13729687), (47, 4381815), (141, 1460605), (235, 876363), (293, 702885), (705, 292121), (879, 234295), (997, 206565), (1465, 140577), (2991, 68855), (4395, 46859), (4985, 41313), (13771, 14955)]