207620469

素因数分解:

$3^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{59}}^1\times {\mathrm{433}}^1$

素因数の和:551

約数の個数: 64

約数和(自身を含む): 366643200

約数和(自身を除く): 159022731

約数列:

[1, 3, 7, 9, 21, 27, 43, 59, 63, 129, 177, 189, 301, 387, 413, 433, 531, 903, 1161, 1239, 1299, 1593, 2537, 2709, 3031, 3717, 3897, 7611, 8127, 9093, 11151, 11691, 17759, 18619, 22833, 25547, 27279, 53277, 55857, 68499, 76641, 81837, 130333, 159831, 167571, 178829, 229923, 390999, 479493, 502713, 536487, 689769, 1098521, 1172997, 1609461, 3295563, 3518991, 4828383, 7689647, 9886689, 23068941, 29660067, 69206823, 207620469]

約数ペア:

[(1, 207620469), (3, 69206823), (7, 29660067), (9, 23068941), (21, 9886689), (27, 7689647), (43, 4828383), (59, 3518991), (63, 3295563), (129, 1609461), (177, 1172997), (189, 1098521), (301, 689769), (387, 536487), (413, 502713), (433, 479493), (531, 390999), (903, 229923), (1161, 178829), (1239, 167571), (1299, 159831), (1593, 130333), (2537, 81837), (2709, 76641), (3031, 68499), (3717, 55857), (3897, 53277), (7611, 27279), (8127, 25547), (9093, 22833), (11151, 18619), (11691, 17759)]