28417675

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7949}}^1$

素因数の和:7983

約数の個数: 24

約数和(自身を含む): 41403600

約数和(自身を除く): 12985925

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 7949, 39745, 87439, 103337, 198725, 437195, 516685, 1136707, 2185975, 2583425, 5683535, 28417675]

約数ペア:

[(1, 28417675), (5, 5683535), (11, 2583425), (13, 2185975), (25, 1136707), (55, 516685), (65, 437195), (143, 198725), (275, 103337), (325, 87439), (715, 39745), (3575, 7949)]