201558395521

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{19087}}^1\times {\mathrm{35083}}^1$

素因数の和:54220

約数の個数: 16

約数和(自身を含む): 235728553984

約数和(自身を除く): 34170158463

約数列:

[1, 7, 43, 301, 19087, 35083, 133609, 245581, 820741, 1508569, 5745187, 10559983, 669629221, 4687404547, 28794056503, 201558395521]

約数ペア:

[(1, 201558395521), (7, 28794056503), (43, 4687404547), (301, 669629221), (19087, 10559983), (35083, 5745187), (133609, 1508569), (245581, 820741)]