12753895

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{211}}^1$

素因数の和:391

約数の個数: 32

約数和(自身を含む): 19293696

約数和(自身を除く): 6539801

約数列:

[1, 5, 7, 11, 35, 55, 77, 157, 211, 385, 785, 1055, 1099, 1477, 1727, 2321, 5495, 7385, 8635, 11605, 12089, 16247, 33127, 60445, 81235, 165635, 231889, 364397, 1159445, 1821985, 2550779, 12753895]

約数ペア:

[(1, 12753895), (5, 2550779), (7, 1821985), (11, 1159445), (35, 364397), (55, 231889), (77, 165635), (157, 81235), (211, 60445), (385, 33127), (785, 16247), (1055, 12089), (1099, 11605), (1477, 8635), (1727, 7385), (2321, 5495)]