28563745

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{42953}}^1$

素因数の和:42984

約数の個数: 16

約数和(自身を含む): 41235840

約数和(自身を除く): 12672095

約数列:

[1, 5, 7, 19, 35, 95, 133, 665, 42953, 214765, 300671, 816107, 1503355, 4080535, 5712749, 28563745]

約数ペア:

[(1, 28563745), (5, 5712749), (7, 4080535), (19, 1503355), (35, 816107), (95, 300671), (133, 214765), (665, 42953)]