28940548

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{43}}^3$

素因数の和:153

約数の個数: 48

約数和(自身を含む): 63817600

約数和(自身を除く): 34877052

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 43, 52, 86, 91, 172, 182, 301, 364, 559, 602, 1118, 1204, 1849, 2236, 3698, 3913, 7396, 7826, 12943, 15652, 24037, 25886, 48074, 51772, 79507, 96148, 159014, 168259, 318028, 336518, 556549, 673036, 1033591, 1113098, 2067182, 2226196, 4134364, 7235137, 14470274, 28940548]

約数ペア:

[(1, 28940548), (2, 14470274), (4, 7235137), (7, 4134364), (13, 2226196), (14, 2067182), (26, 1113098), (28, 1033591), (43, 673036), (52, 556549), (86, 336518), (91, 318028), (172, 168259), (182, 159014), (301, 96148), (364, 79507), (559, 51772), (602, 48074), (1118, 25886), (1204, 24037), (1849, 15652), (2236, 12943), (3698, 7826), (3913, 7396)]