9991907674

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{66571}}^1$

素因数の和:66802

約数の個数: 32

約数和(自身を含む): 17485535232

約数和(自身を除く): 7493627558

約数列:

[1, 2, 7, 14, 71, 142, 151, 302, 497, 994, 1057, 2114, 10721, 21442, 66571, 75047, 133142, 150094, 465997, 931994, 4726541, 9453082, 10052221, 20104442, 33085787, 66171574, 70365547, 140731094, 713707691, 1427415382, 4995953837, 9991907674]

約数ペア:

[(1, 9991907674), (2, 4995953837), (7, 1427415382), (14, 713707691), (71, 140731094), (142, 70365547), (151, 66171574), (302, 33085787), (497, 20104442), (994, 10052221), (1057, 9453082), (2114, 4726541), (10721, 931994), (21442, 465997), (66571, 150094), (75047, 133142)]