251749047

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{97}}^1$

素因数の和:244

約数の個数: 64

約数和(自身を含む): 397393920

約数和(自身を除く): 145644873

約数列:

[1, 3, 11, 31, 33, 43, 59, 93, 97, 129, 177, 291, 341, 473, 649, 1023, 1067, 1333, 1419, 1829, 1947, 2537, 3007, 3201, 3999, 4171, 5487, 5723, 7611, 9021, 12513, 14663, 17169, 20119, 27907, 33077, 43989, 45881, 60357, 62953, 78647, 83721, 99231, 129301, 137643, 177413, 188859, 235941, 246089, 387903, 532239, 738267, 865117, 1422311, 1951543, 2595351, 2706979, 4266933, 5854629, 7628759, 8120937, 22886277, 83916349, 251749047]

約数ペア:

[(1, 251749047), (3, 83916349), (11, 22886277), (31, 8120937), (33, 7628759), (43, 5854629), (59, 4266933), (93, 2706979), (97, 2595351), (129, 1951543), (177, 1422311), (291, 865117), (341, 738267), (473, 532239), (649, 387903), (1023, 246089), (1067, 235941), (1333, 188859), (1419, 177413), (1829, 137643), (1947, 129301), (2537, 99231), (3007, 83721), (3201, 78647), (3999, 62953), (4171, 60357), (5487, 45881), (5723, 43989), (7611, 33077), (9021, 27907), (12513, 20119), (14663, 17169)]