128256126

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{8009}}^1$

素因数の和:8188

約数の個数: 32

約数和(自身を含む): 273365280

約数和(自身を除く): 145109154

約数列:

[1, 2, 3, 6, 17, 34, 51, 102, 157, 314, 471, 942, 2669, 5338, 8007, 8009, 16014, 16018, 24027, 48054, 136153, 272306, 408459, 816918, 1257413, 2514826, 3772239, 7544478, 21376021, 42752042, 64128063, 128256126]

約数ペア:

[(1, 128256126), (2, 64128063), (3, 42752042), (6, 21376021), (17, 7544478), (34, 3772239), (51, 2514826), (102, 1257413), (157, 816918), (314, 408459), (471, 272306), (942, 136153), (2669, 48054), (5338, 24027), (8007, 16018), (8009, 16014)]