201551105

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{157}}^1\times {\mathrm{853}}^1$

素因数の和:1065

約数の個数: 32

約数和(自身を含む): 284976384

約数和(自身を除く): 83425279

約数列:

[1, 5, 7, 35, 43, 157, 215, 301, 785, 853, 1099, 1505, 4265, 5495, 5971, 6751, 29855, 33755, 36679, 47257, 133921, 183395, 236285, 256753, 669605, 937447, 1283765, 4687235, 5758603, 28793015, 40310221, 201551105]

約数ペア:

[(1, 201551105), (5, 40310221), (7, 28793015), (35, 5758603), (43, 4687235), (157, 1283765), (215, 937447), (301, 669605), (785, 256753), (853, 236285), (1099, 183395), (1505, 133921), (4265, 47257), (5495, 36679), (5971, 33755), (6751, 29855)]