217938936

素因数分解:

$2^3\times 3^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1\times {\mathrm{673}}^1$

素因数の和:916

約数の個数: 64

約数和(自身を含む): 555160320

約数和(自身を除く): 337221384

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 103, 131, 206, 262, 309, 393, 412, 524, 618, 673, 786, 824, 1048, 1236, 1346, 1572, 2019, 2472, 2692, 3144, 4038, 5384, 8076, 13493, 16152, 26986, 40479, 53972, 69319, 80958, 88163, 107944, 138638, 161916, 176326, 207957, 264489, 277276, 323832, 352652, 415914, 528978, 554552, 705304, 831828, 1057956, 1663656, 2115912, 9080789, 18161578, 27242367, 36323156, 54484734, 72646312, 108969468, 217938936]

約数ペア:

[(1, 217938936), (2, 108969468), (3, 72646312), (4, 54484734), (6, 36323156), (8, 27242367), (12, 18161578), (24, 9080789), (103, 2115912), (131, 1663656), (206, 1057956), (262, 831828), (309, 705304), (393, 554552), (412, 528978), (524, 415914), (618, 352652), (673, 323832), (786, 277276), (824, 264489), (1048, 207957), (1236, 176326), (1346, 161916), (1572, 138638), (2019, 107944), (2472, 88163), (2692, 80958), (3144, 69319), (4038, 53972), (5384, 40479), (8076, 26986), (13493, 16152)]