261330476

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{263}}^1\times {\mathrm{2053}}^1$

素因数の和:2342

約数の個数: 36

約数和(自身を含む): 504840336

約数和(自身を除く): 243509860

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 263, 484, 526, 1052, 2053, 2893, 4106, 5786, 8212, 11572, 22583, 31823, 45166, 63646, 90332, 127292, 248413, 496826, 539939, 993652, 1079878, 2159756, 5939329, 11878658, 23757316, 65332619, 130665238, 261330476]

約数ペア:

[(1, 261330476), (2, 130665238), (4, 65332619), (11, 23757316), (22, 11878658), (44, 5939329), (121, 2159756), (242, 1079878), (263, 993652), (484, 539939), (526, 496826), (1052, 248413), (2053, 127292), (2893, 90332), (4106, 63646), (5786, 45166), (8212, 31823), (11572, 22583)]