239075271

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{683}}^1$

素因数の和:820

約数の個数: 48

約数和(自身を含む): 384134400

約数和(自身を除く): 145059129

約数列:

[1, 3, 9, 19, 23, 57, 69, 89, 171, 207, 267, 437, 683, 801, 1311, 1691, 2047, 2049, 3933, 5073, 6141, 6147, 12977, 15219, 15709, 18423, 38893, 38931, 47127, 60787, 116679, 116793, 141381, 182361, 298471, 350037, 547083, 895413, 1154953, 1398101, 2686239, 3464859, 4194303, 10394577, 12582909, 26563919, 79691757, 239075271]

約数ペア:

[(1, 239075271), (3, 79691757), (9, 26563919), (19, 12582909), (23, 10394577), (57, 4194303), (69, 3464859), (89, 2686239), (171, 1398101), (207, 1154953), (267, 895413), (437, 547083), (683, 350037), (801, 298471), (1311, 182361), (1691, 141381), (2047, 116793), (2049, 116679), (3933, 60787), (5073, 47127), (6141, 38931), (6147, 38893), (12977, 18423), (15219, 15709)]