38507400001

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{53}}^1\times {\mathrm{107}}^1\times {\mathrm{20639}}^1$

素因数の和:20853

約数の個数: 32

約数和(自身を含む): 46223032320

約数和(自身を除く): 7715632319

約数列:

[1, 7, 47, 53, 107, 329, 371, 749, 2491, 5029, 5671, 17437, 20639, 35203, 39697, 144473, 266537, 970033, 1093867, 1865759, 2208373, 6790231, 7657069, 15458611, 51411749, 103793531, 117043769, 359882243, 726554717, 819306383, 5501057143, 38507400001]

約数ペア:

[(1, 38507400001), (7, 5501057143), (47, 819306383), (53, 726554717), (107, 359882243), (329, 117043769), (371, 103793531), (749, 51411749), (2491, 15458611), (5029, 7657069), (5671, 6790231), (17437, 2208373), (20639, 1865759), (35203, 1093867), (39697, 970033), (144473, 266537)]