287208304

素因数分解:

$2^4\times {\mathrm{31}}^2\times {\mathrm{18679}}^1$

素因数の和:18749

約数の個数: 30

約数和(自身を含む): 575026440

約数和(自身を除く): 287818136

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 961, 1922, 3844, 7688, 15376, 18679, 37358, 74716, 149432, 298864, 579049, 1158098, 2316196, 4632392, 9264784, 17950519, 35901038, 71802076, 143604152, 287208304]

約数ペア:

[(1, 287208304), (2, 143604152), (4, 71802076), (8, 35901038), (16, 17950519), (31, 9264784), (62, 4632392), (124, 2316196), (248, 1158098), (496, 579049), (961, 298864), (1922, 149432), (3844, 74716), (7688, 37358), (15376, 18679)]