2015678105

素因数分解:

$5^1\times 7^1\times {\mathrm{43}}^2\times {\mathrm{31147}}^1$

素因数の和:31245

約数の個数: 24

約数和(自身を含む): 2830231872

約数和(自身を除く): 814553767

約数列:

[1, 5, 7, 35, 43, 215, 301, 1505, 1849, 9245, 12943, 31147, 64715, 155735, 218029, 1090145, 1339321, 6696605, 9375247, 46876235, 57590803, 287954015, 403135621, 2015678105]

約数ペア:

[(1, 2015678105), (5, 403135621), (7, 287954015), (35, 57590803), (43, 46876235), (215, 9375247), (301, 6696605), (1505, 1339321), (1849, 1090145), (9245, 218029), (12943, 155735), (31147, 64715)]