28725892

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{443}}^1$

素因数の和:532

約数の個数: 48

約数和(自身を含む): 57435840

約数和(自身を除く): 28709948

約数列:

[1, 2, 4, 13, 26, 29, 43, 52, 58, 86, 116, 172, 377, 443, 559, 754, 886, 1118, 1247, 1508, 1772, 2236, 2494, 4988, 5759, 11518, 12847, 16211, 19049, 23036, 25694, 32422, 38098, 51388, 64844, 76196, 167011, 247637, 334022, 495274, 552421, 668044, 990548, 1104842, 2209684, 7181473, 14362946, 28725892]

約数ペア:

[(1, 28725892), (2, 14362946), (4, 7181473), (13, 2209684), (26, 1104842), (29, 990548), (43, 668044), (52, 552421), (58, 495274), (86, 334022), (116, 247637), (172, 167011), (377, 76196), (443, 64844), (559, 51388), (754, 38098), (886, 32422), (1118, 25694), (1247, 23036), (1508, 19049), (1772, 16211), (2236, 12847), (2494, 11518), (4988, 5759)]