28918288

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{8329}}^1$

素因数の和:8375

約数の個数: 40

約数和(自身を含む): 66106880

約数和(自身を除く): 37188592

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 8329, 16658, 33316, 58303, 66632, 116606, 133264, 233212, 258199, 466424, 516398, 932848, 1032796, 1807393, 2065592, 3614786, 4131184, 7229572, 14459144, 28918288]

約数ペア:

[(1, 28918288), (2, 14459144), (4, 7229572), (7, 4131184), (8, 3614786), (14, 2065592), (16, 1807393), (28, 1032796), (31, 932848), (56, 516398), (62, 466424), (112, 258199), (124, 233212), (217, 133264), (248, 116606), (434, 66632), (496, 58303), (868, 33316), (1736, 16658), (3472, 8329)]