1277304325

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{211}}^1\times {\mathrm{22013}}^1$

素因数の和:22245

約数の個数: 24

約数和(自身を含む): 1736112096

約数和(自身を除く): 458807771

約数列:

[1, 5, 11, 25, 55, 211, 275, 1055, 2321, 5275, 11605, 22013, 58025, 110065, 242143, 550325, 1210715, 4644743, 6053575, 23223715, 51092173, 116118575, 255460865, 1277304325]

約数ペア:

[(1, 1277304325), (5, 255460865), (11, 116118575), (25, 51092173), (55, 23223715), (211, 6053575), (275, 4644743), (1055, 1210715), (2321, 550325), (5275, 242143), (11605, 110065), (22013, 58025)]