28267525

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{7907}}^1$

素因数の和:7941

約数の個数: 24

約数和(自身を含む): 41184864

約数和(自身を除く): 12917339

約数列:

[1, 5, 11, 13, 25, 55, 65, 143, 275, 325, 715, 3575, 7907, 39535, 86977, 102791, 197675, 434885, 513955, 1130701, 2174425, 2569775, 5653505, 28267525]

約数ペア:

[(1, 28267525), (5, 5653505), (11, 2569775), (13, 2174425), (25, 1130701), (55, 513955), (65, 434885), (143, 197675), (275, 102791), (325, 86977), (715, 39535), (3575, 7907)]