25916163

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1609}}^1$

素因数の和:1691

約数の個数: 32

約数和(自身を含む): 43276800

約数和(自身を除く): 17360637

約数列:

[1, 3, 7, 13, 21, 39, 59, 91, 177, 273, 413, 767, 1239, 1609, 2301, 4827, 5369, 11263, 16107, 20917, 33789, 62751, 94931, 146419, 284793, 439257, 664517, 1234103, 1993551, 3702309, 8638721, 25916163]

約数ペア:

[(1, 25916163), (3, 8638721), (7, 3702309), (13, 1993551), (21, 1234103), (39, 664517), (59, 439257), (91, 284793), (177, 146419), (273, 94931), (413, 62751), (767, 33789), (1239, 20917), (1609, 16107), (2301, 11263), (4827, 5369)]