2013994655

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{3109}}^1$

素因数の和:3311

約数の個数: 32

約数和(自身を含む): 2601054720

約数和(自身を除く): 587060065

約数列:

[1, 5, 23, 43, 115, 131, 215, 655, 989, 3013, 3109, 4945, 5633, 15065, 15545, 28165, 71507, 129559, 133687, 357535, 407279, 647795, 668435, 2036395, 3074801, 9367417, 15374005, 17512997, 46837085, 87564985, 402798931, 2013994655]

約数ペア:

[(1, 2013994655), (5, 402798931), (23, 87564985), (43, 46837085), (115, 17512997), (131, 15374005), (215, 9367417), (655, 3074801), (989, 2036395), (3013, 668435), (3109, 647795), (4945, 407279), (5633, 357535), (15065, 133687), (15545, 129559), (28165, 71507)]